xref: /openbmc/linux/sound/synth/emux/emux_proc.c (revision 96de0e252cedffad61b3cb5e05662c591898e69a)
1 /*
2  *  Copyright (C) 2000 Takashi Iwai <tiwai@suse.de>
3  *
4  *  Proc interface for Emu8k/Emu10k1 WaveTable synth
5  *
6  *   This program is free software; you can redistribute it and/or modify
7  *   it under the terms of the GNU General Public License as published by
8  *   the Free Software Foundation; either version 2 of the License, or
9  *   (at your option) any later version.
10  *
11  *   This program is distributed in the hope that it will be useful,
12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *   GNU General Public License for more details.
15  *
16  *   You should have received a copy of the GNU General Public License
17  *   along with this program; if not, write to the Free Software
18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19  */
20 
21 #include <sound/driver.h>
22 #include <linux/wait.h>
23 #include <linux/slab.h>
24 #include <sound/core.h>
25 #include <sound/emux_synth.h>
26 #include <sound/info.h>
27 #include "emux_voice.h"
28 
29 #ifdef CONFIG_PROC_FS
30 
31 static void
32 snd_emux_proc_info_read(struct snd_info_entry *entry,
33 			struct snd_info_buffer *buf)
34 {
35 	struct snd_emux *emu;
36 	int i;
37 
38 	emu = entry->private_data;
39 	mutex_lock(&emu->register_mutex);
40 	if (emu->name)
41 		snd_iprintf(buf, "Device: %s\n", emu->name);
42 	snd_iprintf(buf, "Ports: %d\n", emu->num_ports);
43 	snd_iprintf(buf, "Addresses:");
44 	for (i = 0; i < emu->num_ports; i++)
45 		snd_iprintf(buf, " %d:%d", emu->client, emu->ports[i]);
46 	snd_iprintf(buf, "\n");
47 	snd_iprintf(buf, "Use Counter: %d\n", emu->used);
48 	snd_iprintf(buf, "Max Voices: %d\n", emu->max_voices);
49 	snd_iprintf(buf, "Allocated Voices: %d\n", emu->num_voices);
50 	if (emu->memhdr) {
51 		snd_iprintf(buf, "Memory Size: %d\n", emu->memhdr->size);
52 		snd_iprintf(buf, "Memory Available: %d\n", snd_util_mem_avail(emu->memhdr));
53 		snd_iprintf(buf, "Allocated Blocks: %d\n", emu->memhdr->nblocks);
54 	} else {
55 		snd_iprintf(buf, "Memory Size: 0\n");
56 	}
57 	if (emu->sflist) {
58 		mutex_lock(&emu->sflist->presets_mutex);
59 		snd_iprintf(buf, "SoundFonts: %d\n", emu->sflist->fonts_size);
60 		snd_iprintf(buf, "Instruments: %d\n", emu->sflist->zone_counter);
61 		snd_iprintf(buf, "Samples: %d\n", emu->sflist->sample_counter);
62 		snd_iprintf(buf, "Locked Instruments: %d\n", emu->sflist->zone_locked);
63 		snd_iprintf(buf, "Locked Samples: %d\n", emu->sflist->sample_locked);
64 		mutex_unlock(&emu->sflist->presets_mutex);
65 	}
66 #if 0  /* debug */
67 	if (emu->voices[0].state != SNDRV_EMUX_ST_OFF && emu->voices[0].ch >= 0) {
68 		struct snd_emux_voice *vp = &emu->voices[0];
69 		snd_iprintf(buf, "voice 0: on\n");
70 		snd_iprintf(buf, "mod delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
71 			    vp->reg.parm.moddelay,
72 			    vp->reg.parm.modatkhld,
73 			    vp->reg.parm.moddcysus,
74 			    vp->reg.parm.modrelease);
75 		snd_iprintf(buf, "vol delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
76 			    vp->reg.parm.voldelay,
77 			    vp->reg.parm.volatkhld,
78 			    vp->reg.parm.voldcysus,
79 			    vp->reg.parm.volrelease);
80 		snd_iprintf(buf, "lfo1 delay=%x, lfo2 delay=%x, pefe=%x\n",
81 			    vp->reg.parm.lfo1delay,
82 			    vp->reg.parm.lfo2delay,
83 			    vp->reg.parm.pefe);
84 		snd_iprintf(buf, "fmmod=%x, tremfrq=%x, fm2frq2=%x\n",
85 			    vp->reg.parm.fmmod,
86 			    vp->reg.parm.tremfrq,
87 			    vp->reg.parm.fm2frq2);
88 		snd_iprintf(buf, "cutoff=%x, filterQ=%x, chorus=%x, reverb=%x\n",
89 			    vp->reg.parm.cutoff,
90 			    vp->reg.parm.filterQ,
91 			    vp->reg.parm.chorus,
92 			    vp->reg.parm.reverb);
93 		snd_iprintf(buf, "avol=%x, acutoff=%x, apitch=%x\n",
94 			    vp->avol, vp->acutoff, vp->apitch);
95 		snd_iprintf(buf, "apan=%x, aaux=%x, ptarget=%x, vtarget=%x, ftarget=%x\n",
96 			    vp->apan, vp->aaux,
97 			    vp->ptarget,
98 			    vp->vtarget,
99 			    vp->ftarget);
100 		snd_iprintf(buf, "start=%x, end=%x, loopstart=%x, loopend=%x\n",
101 			    vp->reg.start, vp->reg.end, vp->reg.loopstart, vp->reg.loopend);
102 		snd_iprintf(buf, "sample_mode=%x, rate=%x\n", vp->reg.sample_mode, vp->reg.rate_offset);
103 	}
104 #endif
105 	mutex_unlock(&emu->register_mutex);
106 }
107 
108 
109 void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device)
110 {
111 	struct snd_info_entry *entry;
112 	char name[64];
113 
114 	sprintf(name, "wavetableD%d", device);
115 	entry = snd_info_create_card_entry(card, name, card->proc_root);
116 	if (entry == NULL)
117 		return;
118 
119 	entry->content = SNDRV_INFO_CONTENT_TEXT;
120 	entry->private_data = emu;
121 	entry->c.text.read = snd_emux_proc_info_read;
122 	if (snd_info_register(entry) < 0)
123 		snd_info_free_entry(entry);
124 	else
125 		emu->proc = entry;
126 }
127 
128 void snd_emux_proc_free(struct snd_emux *emu)
129 {
130 	snd_info_free_entry(emu->proc);
131 	emu->proc = NULL;
132 }
133 
134 #endif /* CONFIG_PROC_FS */
135