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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/sound/synth/emux/emux_proc.c
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// SPDX-License-Identifier: GPL-2.0-or-later

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/*

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 *  Copyright (C) 2000 Takashi Iwai <[email protected]>

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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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	guard(mutex)(&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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		guard(mutex)(&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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	}

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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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}

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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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