xref: /openbmc/linux/sound/synth/emux/emux_proc.c (revision 87c2ce3b)
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/sched.h>
24 #include <linux/slab.h>
25 #include <sound/core.h>
26 #include <sound/emux_synth.h>
27 #include <sound/info.h>
28 #include "emux_voice.h"
29 
30 #ifdef CONFIG_PROC_FS
31 
32 static void
33 snd_emux_proc_info_read(struct snd_info_entry *entry,
34 			struct snd_info_buffer *buf)
35 {
36 	struct snd_emux *emu;
37 	int i;
38 
39 	emu = entry->private_data;
40 	down(&emu->register_mutex);
41 	if (emu->name)
42 		snd_iprintf(buf, "Device: %s\n", emu->name);
43 	snd_iprintf(buf, "Ports: %d\n", emu->num_ports);
44 	snd_iprintf(buf, "Addresses:");
45 	for (i = 0; i < emu->num_ports; i++)
46 		snd_iprintf(buf, " %d:%d", emu->client, emu->ports[i]);
47 	snd_iprintf(buf, "\n");
48 	snd_iprintf(buf, "Use Counter: %d\n", emu->used);
49 	snd_iprintf(buf, "Max Voices: %d\n", emu->max_voices);
50 	snd_iprintf(buf, "Allocated Voices: %d\n", emu->num_voices);
51 	if (emu->memhdr) {
52 		snd_iprintf(buf, "Memory Size: %d\n", emu->memhdr->size);
53 		snd_iprintf(buf, "Memory Available: %d\n", snd_util_mem_avail(emu->memhdr));
54 		snd_iprintf(buf, "Allocated Blocks: %d\n", emu->memhdr->nblocks);
55 	} else {
56 		snd_iprintf(buf, "Memory Size: 0\n");
57 	}
58 	if (emu->sflist) {
59 		down(&emu->sflist->presets_mutex);
60 		snd_iprintf(buf, "SoundFonts: %d\n", emu->sflist->fonts_size);
61 		snd_iprintf(buf, "Instruments: %d\n", emu->sflist->zone_counter);
62 		snd_iprintf(buf, "Samples: %d\n", emu->sflist->sample_counter);
63 		snd_iprintf(buf, "Locked Instruments: %d\n", emu->sflist->zone_locked);
64 		snd_iprintf(buf, "Locked Samples: %d\n", emu->sflist->sample_locked);
65 		up(&emu->sflist->presets_mutex);
66 	}
67 #if 0  /* debug */
68 	if (emu->voices[0].state != SNDRV_EMUX_ST_OFF && emu->voices[0].ch >= 0) {
69 		struct snd_emux_voice *vp = &emu->voices[0];
70 		snd_iprintf(buf, "voice 0: on\n");
71 		snd_iprintf(buf, "mod delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
72 			    vp->reg.parm.moddelay,
73 			    vp->reg.parm.modatkhld,
74 			    vp->reg.parm.moddcysus,
75 			    vp->reg.parm.modrelease);
76 		snd_iprintf(buf, "vol delay=%x, atkhld=%x, dcysus=%x, rel=%x\n",
77 			    vp->reg.parm.voldelay,
78 			    vp->reg.parm.volatkhld,
79 			    vp->reg.parm.voldcysus,
80 			    vp->reg.parm.volrelease);
81 		snd_iprintf(buf, "lfo1 delay=%x, lfo2 delay=%x, pefe=%x\n",
82 			    vp->reg.parm.lfo1delay,
83 			    vp->reg.parm.lfo2delay,
84 			    vp->reg.parm.pefe);
85 		snd_iprintf(buf, "fmmod=%x, tremfrq=%x, fm2frq2=%x\n",
86 			    vp->reg.parm.fmmod,
87 			    vp->reg.parm.tremfrq,
88 			    vp->reg.parm.fm2frq2);
89 		snd_iprintf(buf, "cutoff=%x, filterQ=%x, chorus=%x, reverb=%x\n",
90 			    vp->reg.parm.cutoff,
91 			    vp->reg.parm.filterQ,
92 			    vp->reg.parm.chorus,
93 			    vp->reg.parm.reverb);
94 		snd_iprintf(buf, "avol=%x, acutoff=%x, apitch=%x\n",
95 			    vp->avol, vp->acutoff, vp->apitch);
96 		snd_iprintf(buf, "apan=%x, aaux=%x, ptarget=%x, vtarget=%x, ftarget=%x\n",
97 			    vp->apan, vp->aaux,
98 			    vp->ptarget,
99 			    vp->vtarget,
100 			    vp->ftarget);
101 		snd_iprintf(buf, "start=%x, end=%x, loopstart=%x, loopend=%x\n",
102 			    vp->reg.start, vp->reg.end, vp->reg.loopstart, vp->reg.loopend);
103 		snd_iprintf(buf, "sample_mode=%x, rate=%x\n", vp->reg.sample_mode, vp->reg.rate_offset);
104 	}
105 #endif
106 	up(&emu->register_mutex);
107 }
108 
109 
110 void snd_emux_proc_init(struct snd_emux *emu, struct snd_card *card, int device)
111 {
112 	struct snd_info_entry *entry;
113 	char name[64];
114 
115 	sprintf(name, "wavetableD%d", device);
116 	entry = snd_info_create_card_entry(card, name, card->proc_root);
117 	if (entry == NULL)
118 		return;
119 
120 	entry->content = SNDRV_INFO_CONTENT_TEXT;
121 	entry->private_data = emu;
122 	entry->c.text.read_size = 1024;
123 	entry->c.text.read = snd_emux_proc_info_read;
124 	if (snd_info_register(entry) < 0)
125 		snd_info_free_entry(entry);
126 	else
127 		emu->proc = entry;
128 }
129 
130 void snd_emux_proc_free(struct snd_emux *emu)
131 {
132 	if (emu->proc) {
133 		snd_info_unregister(emu->proc);
134 		emu->proc = NULL;
135 	}
136 }
137 
138 #endif /* CONFIG_PROC_FS */
139