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https://github.com/torvalds/linux
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72829b98ff
We forgot to remember the wavetable /proc entry, so we'd fail to free it at module unload. This matters only when only the synth module is unloaded, as unloading the card driver would tear down the sub-entry anyway. Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de> Message-ID: <20240406064830.1029573-2-oswald.buddenhagen@gmx.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
113 lines
3.7 KiB
C
113 lines
3.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (C) 2000 Takashi Iwai <tiwai@suse.de>
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*
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* Proc interface for Emu8k/Emu10k1 WaveTable synth
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*/
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#include <linux/wait.h>
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#include <sound/core.h>
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#include <sound/emux_synth.h>
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#include <sound/info.h>
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#include "emux_voice.h"
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static void
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snd_emux_proc_info_read(struct snd_info_entry *entry,
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struct snd_info_buffer *buf)
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{
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struct snd_emux *emu;
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int i;
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emu = entry->private_data;
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mutex_lock(&emu->register_mutex);
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if (emu->name)
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snd_iprintf(buf, "Device: %s\n", emu->name);
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snd_iprintf(buf, "Ports: %d\n", emu->num_ports);
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snd_iprintf(buf, "Addresses:");
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for (i = 0; i < emu->num_ports; i++)
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snd_iprintf(buf, " %d:%d", emu->client, emu->ports[i]);
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snd_iprintf(buf, "\n");
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snd_iprintf(buf, "Use Counter: %d\n", emu->used);
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snd_iprintf(buf, "Max Voices: %d\n", emu->max_voices);
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snd_iprintf(buf, "Allocated Voices: %d\n", emu->num_voices);
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if (emu->memhdr) {
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snd_iprintf(buf, "Memory Size: %d\n", emu->memhdr->size);
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snd_iprintf(buf, "Memory Available: %d\n", snd_util_mem_avail(emu->memhdr));
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snd_iprintf(buf, "Allocated Blocks: %d\n", emu->memhdr->nblocks);
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} else {
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snd_iprintf(buf, "Memory Size: 0\n");
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}
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if (emu->sflist) {
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mutex_lock(&emu->sflist->presets_mutex);
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snd_iprintf(buf, "SoundFonts: %d\n", emu->sflist->fonts_size);
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snd_iprintf(buf, "Instruments: %d\n", emu->sflist->zone_counter);
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snd_iprintf(buf, "Samples: %d\n", emu->sflist->sample_counter);
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snd_iprintf(buf, "Locked Instruments: %d\n", emu->sflist->zone_locked);
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snd_iprintf(buf, "Locked Samples: %d\n", emu->sflist->sample_locked);
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mutex_unlock(&emu->sflist->presets_mutex);
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}
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#if 0 /* debug */
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if (emu->voices[0].state != SNDRV_EMUX_ST_OFF && emu->voices[0].ch >= 0) {
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struct snd_emux_voice *vp = &emu->voices[0];
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snd_iprintf(buf, "voice 0: on\n");
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snd_iprintf(buf, "mod delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
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vp->reg.parm.moddelay,
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vp->reg.parm.modatkhld,
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vp->reg.parm.moddcysus,
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vp->reg.parm.modrelease);
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snd_iprintf(buf, "vol delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
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vp->reg.parm.voldelay,
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vp->reg.parm.volatkhld,
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vp->reg.parm.voldcysus,
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vp->reg.parm.volrelease);
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snd_iprintf(buf, "lfo1 delay=%x, lfo2 delay=%x, pefe=%x\n",
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vp->reg.parm.lfo1delay,
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vp->reg.parm.lfo2delay,
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vp->reg.parm.pefe);
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snd_iprintf(buf, "fmmod=%x, tremfrq=%x, fm2frq2=%x\n",
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vp->reg.parm.fmmod,
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vp->reg.parm.tremfrq,
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vp->reg.parm.fm2frq2);
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snd_iprintf(buf, "cutoff=%x, filterQ=%x, chorus=%x, reverb=%x\n",
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vp->reg.parm.cutoff,
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vp->reg.parm.filterQ,
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vp->reg.parm.chorus,
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vp->reg.parm.reverb);
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snd_iprintf(buf, "avol=%x, acutoff=%x, apitch=%x\n",
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vp->avol, vp->acutoff, vp->apitch);
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snd_iprintf(buf, "apan=%x, aaux=%x, ptarget=%x, vtarget=%x, ftarget=%x\n",
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vp->apan, vp->aaux,
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vp->ptarget,
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vp->vtarget,
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vp->ftarget);
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snd_iprintf(buf, "start=%x, end=%x, loopstart=%x, loopend=%x\n",
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vp->reg.start, vp->reg.end, vp->reg.loopstart, vp->reg.loopend);
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snd_iprintf(buf, "sample_mode=%x, rate=%x\n", vp->reg.sample_mode, vp->reg.rate_offset);
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}
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#endif
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mutex_unlock(&emu->register_mutex);
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}
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void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device)
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{
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struct snd_info_entry *entry;
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char name[64];
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sprintf(name, "wavetableD%d", device);
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entry = snd_info_create_card_entry(card, name, card->proc_root);
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if (entry == NULL)
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return;
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entry->content = SNDRV_INFO_CONTENT_TEXT;
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entry->private_data = emu;
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entry->c.text.read = snd_emux_proc_info_read;
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emu->proc = entry;
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}
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void snd_emux_proc_free(struct snd_emux *emu)
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{
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snd_info_free_entry(emu->proc);
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emu->proc = NULL;
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}
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