xref: /openbmc/linux/sound/synth/emux/emux_proc.c (revision 7f6964c5)
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 
14 static void
15 snd_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 
92 void 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 
107 void snd_emux_proc_free(struct snd_emux *emu)
108 {
109 	snd_info_free_entry(emu->proc);
110 	emu->proc = NULL;
111 }
112