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Diffstat (limited to 'sound/isa/gus/gus_synth.c')
-rw-r--r--sound/isa/gus/gus_synth.c314
1 files changed, 0 insertions, 314 deletions
diff --git a/sound/isa/gus/gus_synth.c b/sound/isa/gus/gus_synth.c
deleted file mode 100644
index 2c2051782aa2..000000000000
--- a/sound/isa/gus/gus_synth.c
+++ /dev/null
@@ -1,314 +0,0 @@
-/*
- * Routines for Gravis UltraSound soundcards - Synthesizer
- * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include <sound/driver.h>
-#include <linux/init.h>
-#include <linux/time.h>
-#include <sound/core.h>
-#include <sound/gus.h>
-#include <sound/seq_device.h>
-
-MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
-MODULE_DESCRIPTION("Routines for Gravis UltraSound soundcards - Synthesizer");
-MODULE_LICENSE("GPL");
-
-/*
- *
- */
-
-static void snd_gus_synth_free_voices(struct snd_gus_card * gus, int client, int port)
-{
- int idx;
- struct snd_gus_voice * voice;
-
- for (idx = 0; idx < 32; idx++) {
- voice = &gus->gf1.voices[idx];
- if (voice->use && voice->client == client && voice->port == port)
- snd_gf1_free_voice(gus, voice);
- }
-}
-
-static int snd_gus_synth_use(void *private_data, struct snd_seq_port_subscribe *info)
-{
- struct snd_gus_port * port = private_data;
- struct snd_gus_card * gus = port->gus;
- struct snd_gus_voice * voice;
- unsigned int idx;
-
- if (info->voices > 32)
- return -EINVAL;
- mutex_lock(&gus->register_mutex);
- if (!snd_gus_use_inc(gus)) {
- mutex_unlock(&gus->register_mutex);
- return -EFAULT;
- }
- for (idx = 0; idx < info->voices; idx++) {
- voice = snd_gf1_alloc_voice(gus, SNDRV_GF1_VOICE_TYPE_SYNTH, info->sender.client, info->sender.port);
- if (voice == NULL) {
- snd_gus_synth_free_voices(gus, info->sender.client, info->sender.port);
- snd_gus_use_dec(gus);
- mutex_unlock(&gus->register_mutex);
- return -EBUSY;
- }
- voice->index = idx;
- }
- mutex_unlock(&gus->register_mutex);
- return 0;
-}
-
-static int snd_gus_synth_unuse(void *private_data, struct snd_seq_port_subscribe *info)
-{
- struct snd_gus_port * port = private_data;
- struct snd_gus_card * gus = port->gus;
-
- mutex_lock(&gus->register_mutex);
- snd_gus_synth_free_voices(gus, info->sender.client, info->sender.port);
- snd_gus_use_dec(gus);
- mutex_unlock(&gus->register_mutex);
- return 0;
-}
-
-/*
- *
- */
-
-static void snd_gus_synth_free_private_instruments(struct snd_gus_port *p, int client)
-{
- struct snd_seq_instr_header ifree;
-
- memset(&ifree, 0, sizeof(ifree));
- ifree.cmd = SNDRV_SEQ_INSTR_FREE_CMD_PRIVATE;
- snd_seq_instr_list_free_cond(p->gus->gf1.ilist, &ifree, client, 0);
-}
-
-static int snd_gus_synth_event_input(struct snd_seq_event *ev, int direct,
- void *private_data, int atomic, int hop)
-{
- struct snd_gus_port * p = private_data;
-
- snd_assert(p != NULL, return -EINVAL);
- if (ev->type >= SNDRV_SEQ_EVENT_SAMPLE &&
- ev->type <= SNDRV_SEQ_EVENT_SAMPLE_PRIVATE1) {
- snd_gus_sample_event(ev, p);
- return 0;
- }
- if (ev->source.client == SNDRV_SEQ_CLIENT_SYSTEM &&
- ev->source.port == SNDRV_SEQ_PORT_SYSTEM_ANNOUNCE) {
- if (ev->type == SNDRV_SEQ_EVENT_CLIENT_EXIT) {
- snd_gus_synth_free_private_instruments(p, ev->data.addr.client);
- return 0;
- }
- }
- if (direct) {
- if (ev->type >= SNDRV_SEQ_EVENT_INSTR_BEGIN) {
- snd_seq_instr_event(&p->gus->gf1.iwffff_ops.kops,
- p->gus->gf1.ilist,
- ev,
- p->gus->gf1.seq_client,
- atomic, hop);
- return 0;
- }
- }
- return 0;
-}
-
-static void snd_gus_synth_instr_notify(void *private_data,
- struct snd_seq_kinstr *instr,
- int what)
-{
- unsigned int idx;
- struct snd_gus_card *gus = private_data;
- struct snd_gus_voice *pvoice;
- unsigned long flags;
-
- spin_lock_irqsave(&gus->event_lock, flags);
- for (idx = 0; idx < 32; idx++) {
- pvoice = &gus->gf1.voices[idx];
- if (pvoice->use && !memcmp(&pvoice->instr, &instr->instr, sizeof(pvoice->instr))) {
- if (pvoice->sample_ops && pvoice->sample_ops->sample_stop) {
- pvoice->sample_ops->sample_stop(gus, pvoice, SAMPLE_STOP_IMMEDIATELY);
- } else {
- snd_gf1_stop_voice(gus, pvoice->number);
- pvoice->flags &= ~SNDRV_GF1_VFLG_RUNNING;
- }
- }
- }
- spin_unlock_irqrestore(&gus->event_lock, flags);
-}
-
-/*
- *
- */
-
-static void snd_gus_synth_free_port(void *private_data)
-{
- struct snd_gus_port * p = private_data;
-
- if (p)
- snd_midi_channel_free_set(p->chset);
-}
-
-static int snd_gus_synth_create_port(struct snd_gus_card * gus, int idx)
-{
- struct snd_gus_port * p;
- struct snd_seq_port_callback callbacks;
- char name[32];
- int result;
-
- p = &gus->gf1.seq_ports[idx];
- p->chset = snd_midi_channel_alloc_set(16);
- if (p->chset == NULL)
- return -ENOMEM;
- p->chset->private_data = p;
- p->gus = gus;
- p->client = gus->gf1.seq_client;
-
- memset(&callbacks, 0, sizeof(callbacks));
- callbacks.owner = THIS_MODULE;
- callbacks.use = snd_gus_synth_use;
- callbacks.unuse = snd_gus_synth_unuse;
- callbacks.event_input = snd_gus_synth_event_input;
- callbacks.private_free = snd_gus_synth_free_port;
- callbacks.private_data = p;
-
- sprintf(name, "%s port %i", gus->interwave ? "AMD InterWave" : "GF1", idx);
- p->chset->port = snd_seq_event_port_attach(gus->gf1.seq_client,
- &callbacks,
- SNDRV_SEQ_PORT_CAP_WRITE | SNDRV_SEQ_PORT_CAP_SUBS_WRITE,
- SNDRV_SEQ_PORT_TYPE_DIRECT_SAMPLE |
- SNDRV_SEQ_PORT_TYPE_SYNTH |
- SNDRV_SEQ_PORT_TYPE_HARDWARE |
- SNDRV_SEQ_PORT_TYPE_SYNTHESIZER,
- 16, 0,
- name);
- if (p->chset->port < 0) {
- result = p->chset->port;
- snd_gus_synth_free_port(p);
- return result;
- }
- p->port = p->chset->port;
- return 0;
-}
-
-/*
- *
- */
-
-static int snd_gus_synth_new_device(struct snd_seq_device *dev)
-{
- struct snd_gus_card *gus;
- int client, i;
- struct snd_seq_port_subscribe sub;
- struct snd_iwffff_ops *iwops;
- struct snd_gf1_ops *gf1ops;
- struct snd_simple_ops *simpleops;
-
- gus = *(struct snd_gus_card **)SNDRV_SEQ_DEVICE_ARGPTR(dev);
- if (gus == NULL)
- return -EINVAL;
-
- mutex_init(&gus->register_mutex);
- gus->gf1.seq_client = -1;
-
- /* allocate new client */
- client = gus->gf1.seq_client =
- snd_seq_create_kernel_client(gus->card, 1, gus->interwave ?
- "AMD InterWave" : "GF1");
- if (client < 0)
- return client;
-
- for (i = 0; i < 4; i++)
- snd_gus_synth_create_port(gus, i);
-
- gus->gf1.ilist = snd_seq_instr_list_new();
- if (gus->gf1.ilist == NULL) {
- snd_seq_delete_kernel_client(client);
- gus->gf1.seq_client = -1;
- return -ENOMEM;
- }
- gus->gf1.ilist->flags = SNDRV_SEQ_INSTR_FLG_DIRECT;
-
- simpleops = &gus->gf1.simple_ops;
- snd_seq_simple_init(simpleops, gus, NULL);
- simpleops->put_sample = snd_gus_simple_put_sample;
- simpleops->get_sample = snd_gus_simple_get_sample;
- simpleops->remove_sample = snd_gus_simple_remove_sample;
- simpleops->notify = snd_gus_synth_instr_notify;
-
- gf1ops = &gus->gf1.gf1_ops;
- snd_seq_gf1_init(gf1ops, gus, &simpleops->kops);
- gf1ops->put_sample = snd_gus_gf1_put_sample;
- gf1ops->get_sample = snd_gus_gf1_get_sample;
- gf1ops->remove_sample = snd_gus_gf1_remove_sample;
- gf1ops->notify = snd_gus_synth_instr_notify;
-
- iwops = &gus->gf1.iwffff_ops;
- snd_seq_iwffff_init(iwops, gus, &gf1ops->kops);
- iwops->put_sample = snd_gus_iwffff_put_sample;
- iwops->get_sample = snd_gus_iwffff_get_sample;
- iwops->remove_sample = snd_gus_iwffff_remove_sample;
- iwops->notify = snd_gus_synth_instr_notify;
-
- memset(&sub, 0, sizeof(sub));
- sub.sender.client = SNDRV_SEQ_CLIENT_SYSTEM;
- sub.sender.port = SNDRV_SEQ_PORT_SYSTEM_ANNOUNCE;
- sub.dest.client = client;
- sub.dest.port = 0;
- snd_seq_kernel_client_ctl(client, SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT, &sub);
-
- return 0;
-}
-
-static int snd_gus_synth_delete_device(struct snd_seq_device *dev)
-{
- struct snd_gus_card *gus;
-
- gus = *(struct snd_gus_card **)SNDRV_SEQ_DEVICE_ARGPTR(dev);
- if (gus == NULL)
- return -EINVAL;
-
- if (gus->gf1.seq_client >= 0) {
- snd_seq_delete_kernel_client(gus->gf1.seq_client);
- gus->gf1.seq_client = -1;
- }
- if (gus->gf1.ilist)
- snd_seq_instr_list_free(&gus->gf1.ilist);
- return 0;
-}
-
-static int __init alsa_gus_synth_init(void)
-{
- static struct snd_seq_dev_ops ops = {
- snd_gus_synth_new_device,
- snd_gus_synth_delete_device
- };
-
- return snd_seq_device_register_driver(SNDRV_SEQ_DEV_ID_GUS, &ops,
- sizeof(struct snd_gus_card *));
-}
-
-static void __exit alsa_gus_synth_exit(void)
-{
- snd_seq_device_unregister_driver(SNDRV_SEQ_DEV_ID_GUS);
-}
-
-module_init(alsa_gus_synth_init)
-module_exit(alsa_gus_synth_exit)
generated by cgit v1.2.3 (git 2.39.0) at 2024-10-31 12:39:09 +0300