cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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emux_proc.c (3730B)


      1// SPDX-License-Identifier: GPL-2.0-or-later
      2/*
      3 *  Copyright (C) 2000 Takashi Iwai <tiwai@suse.de>
      4 *
      5 *  Proc interface for Emu8k/Emu10k1 WaveTable synth
      6 */
      7
      8#include <linux/wait.h>
      9#include <sound/core.h>
     10#include <sound/emux_synth.h>
     11#include <sound/info.h>
     12#include "emux_voice.h"
     13
     14static void
     15snd_emux_proc_info_read(struct snd_info_entry *entry, 
     16			struct snd_info_buffer *buf)
     17{
     18	struct snd_emux *emu;
     19	int i;
     20
     21	emu = entry->private_data;
     22	mutex_lock(&emu->register_mutex);
     23	if (emu->name)
     24		snd_iprintf(buf, "Device: %s\n", emu->name);
     25	snd_iprintf(buf, "Ports: %d\n", emu->num_ports);
     26	snd_iprintf(buf, "Addresses:");
     27	for (i = 0; i < emu->num_ports; i++)
     28		snd_iprintf(buf, " %d:%d", emu->client, emu->ports[i]);
     29	snd_iprintf(buf, "\n");
     30	snd_iprintf(buf, "Use Counter: %d\n", emu->used);
     31	snd_iprintf(buf, "Max Voices: %d\n", emu->max_voices);
     32	snd_iprintf(buf, "Allocated Voices: %d\n", emu->num_voices);
     33	if (emu->memhdr) {
     34		snd_iprintf(buf, "Memory Size: %d\n", emu->memhdr->size);
     35		snd_iprintf(buf, "Memory Available: %d\n", snd_util_mem_avail(emu->memhdr));
     36		snd_iprintf(buf, "Allocated Blocks: %d\n", emu->memhdr->nblocks);
     37	} else {
     38		snd_iprintf(buf, "Memory Size: 0\n");
     39	}
     40	if (emu->sflist) {
     41		mutex_lock(&emu->sflist->presets_mutex);
     42		snd_iprintf(buf, "SoundFonts: %d\n", emu->sflist->fonts_size);
     43		snd_iprintf(buf, "Instruments: %d\n", emu->sflist->zone_counter);
     44		snd_iprintf(buf, "Samples: %d\n", emu->sflist->sample_counter);
     45		snd_iprintf(buf, "Locked Instruments: %d\n", emu->sflist->zone_locked);
     46		snd_iprintf(buf, "Locked Samples: %d\n", emu->sflist->sample_locked);
     47		mutex_unlock(&emu->sflist->presets_mutex);
     48	}
     49#if 0  /* debug */
     50	if (emu->voices[0].state != SNDRV_EMUX_ST_OFF && emu->voices[0].ch >= 0) {
     51		struct snd_emux_voice *vp = &emu->voices[0];
     52		snd_iprintf(buf, "voice 0: on\n");
     53		snd_iprintf(buf, "mod delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
     54			    vp->reg.parm.moddelay,
     55			    vp->reg.parm.modatkhld,
     56			    vp->reg.parm.moddcysus,
     57			    vp->reg.parm.modrelease);
     58		snd_iprintf(buf, "vol delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
     59			    vp->reg.parm.voldelay,
     60			    vp->reg.parm.volatkhld,
     61			    vp->reg.parm.voldcysus,
     62			    vp->reg.parm.volrelease);
     63		snd_iprintf(buf, "lfo1 delay=%x, lfo2 delay=%x, pefe=%x\n",
     64			    vp->reg.parm.lfo1delay,
     65			    vp->reg.parm.lfo2delay,
     66			    vp->reg.parm.pefe);
     67		snd_iprintf(buf, "fmmod=%x, tremfrq=%x, fm2frq2=%x\n",
     68			    vp->reg.parm.fmmod,
     69			    vp->reg.parm.tremfrq,
     70			    vp->reg.parm.fm2frq2);
     71		snd_iprintf(buf, "cutoff=%x, filterQ=%x, chorus=%x, reverb=%x\n",
     72			    vp->reg.parm.cutoff,
     73			    vp->reg.parm.filterQ,
     74			    vp->reg.parm.chorus,
     75			    vp->reg.parm.reverb);
     76		snd_iprintf(buf, "avol=%x, acutoff=%x, apitch=%x\n",
     77			    vp->avol, vp->acutoff, vp->apitch);
     78		snd_iprintf(buf, "apan=%x, aaux=%x, ptarget=%x, vtarget=%x, ftarget=%x\n",
     79			    vp->apan, vp->aaux,
     80			    vp->ptarget,
     81			    vp->vtarget,
     82			    vp->ftarget);
     83		snd_iprintf(buf, "start=%x, end=%x, loopstart=%x, loopend=%x\n",
     84			    vp->reg.start, vp->reg.end, vp->reg.loopstart, vp->reg.loopend);
     85		snd_iprintf(buf, "sample_mode=%x, rate=%x\n", vp->reg.sample_mode, vp->reg.rate_offset);
     86	}
     87#endif
     88	mutex_unlock(&emu->register_mutex);
     89}
     90
     91
     92void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device)
     93{
     94	struct snd_info_entry *entry;
     95	char name[64];
     96
     97	sprintf(name, "wavetableD%d", device);
     98	entry = snd_info_create_card_entry(card, name, card->proc_root);
     99	if (entry == NULL)
    100		return;
    101
    102	entry->content = SNDRV_INFO_CONTENT_TEXT;
    103	entry->private_data = emu;
    104	entry->c.text.read = snd_emux_proc_info_read;
    105}
    106
    107void snd_emux_proc_free(struct snd_emux *emu)
    108{
    109	snd_info_free_entry(emu->proc);
    110	emu->proc = NULL;
    111}