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path: root/sound/drivers/opl3/opl3_seq.c
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Diffstat (limited to 'sound/drivers/opl3/opl3_seq.c')
-rw-r--r--sound/drivers/opl3/opl3_seq.c122
1 files changed, 53 insertions, 69 deletions
diff --git a/sound/drivers/opl3/opl3_seq.c b/sound/drivers/opl3/opl3_seq.c
index 136964b844d..68399538e43 100644
--- a/sound/drivers/opl3/opl3_seq.c
+++ b/sound/drivers/opl3/opl3_seq.c
@@ -25,17 +25,18 @@
#include "opl3_voice.h"
#include <linux/init.h>
#include <linux/moduleparam.h>
+#include <linux/module.h>
#include <sound/initval.h>
MODULE_AUTHOR("Uros Bizjak <uros@kss-loka.si>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("ALSA driver for OPL3 FM synth");
-int use_internal_drums = 0;
+bool use_internal_drums = 0;
module_param(use_internal_drums, bool, 0444);
MODULE_PARM_DESC(use_internal_drums, "Enable internal OPL2/3 drums.");
-int snd_opl3_synth_use_inc(opl3_t * opl3)
+int snd_opl3_synth_use_inc(struct snd_opl3 * opl3)
{
if (!try_module_get(opl3->card->module))
return -EFAULT;
@@ -43,22 +44,23 @@ int snd_opl3_synth_use_inc(opl3_t * opl3)
}
-void snd_opl3_synth_use_dec(opl3_t * opl3)
+void snd_opl3_synth_use_dec(struct snd_opl3 * opl3)
{
module_put(opl3->card->module);
}
-int snd_opl3_synth_setup(opl3_t * opl3)
+int snd_opl3_synth_setup(struct snd_opl3 * opl3)
{
int idx;
+ struct snd_hwdep *hwdep = opl3->hwdep;
- down(&opl3->access_mutex);
- if (opl3->used) {
- up(&opl3->access_mutex);
+ mutex_lock(&hwdep->open_mutex);
+ if (hwdep->used) {
+ mutex_unlock(&hwdep->open_mutex);
return -EBUSY;
}
- opl3->used++;
- up(&opl3->access_mutex);
+ hwdep->used++;
+ mutex_unlock(&hwdep->open_mutex);
snd_opl3_reset(opl3);
@@ -78,9 +80,10 @@ int snd_opl3_synth_setup(opl3_t * opl3)
return 0;
}
-void snd_opl3_synth_cleanup(opl3_t * opl3)
+void snd_opl3_synth_cleanup(struct snd_opl3 * opl3)
{
unsigned long flags;
+ struct snd_hwdep *hwdep;
/* Stop system timer */
spin_lock_irqsave(&opl3->sys_timer_lock, flags);
@@ -91,14 +94,16 @@ void snd_opl3_synth_cleanup(opl3_t * opl3)
spin_unlock_irqrestore(&opl3->sys_timer_lock, flags);
snd_opl3_reset(opl3);
- down(&opl3->access_mutex);
- opl3->used--;
- up(&opl3->access_mutex);
+ hwdep = opl3->hwdep;
+ mutex_lock(&hwdep->open_mutex);
+ hwdep->used--;
+ mutex_unlock(&hwdep->open_mutex);
+ wake_up(&hwdep->open_wait);
}
-static int snd_opl3_synth_use(void *private_data, snd_seq_port_subscribe_t * info)
+static int snd_opl3_synth_use(void *private_data, struct snd_seq_port_subscribe * info)
{
- opl3_t *opl3 = private_data;
+ struct snd_opl3 *opl3 = private_data;
int err;
if ((err = snd_opl3_synth_setup(opl3)) < 0)
@@ -123,9 +128,9 @@ static int snd_opl3_synth_use(void *private_data, snd_seq_port_subscribe_t * inf
return 0;
}
-static int snd_opl3_synth_unuse(void *private_data, snd_seq_port_subscribe_t * info)
+static int snd_opl3_synth_unuse(void *private_data, struct snd_seq_port_subscribe * info)
{
- opl3_t *opl3 = private_data;
+ struct snd_opl3 *opl3 = private_data;
snd_opl3_synth_cleanup(opl3);
@@ -137,7 +142,7 @@ static int snd_opl3_synth_unuse(void *private_data, snd_seq_port_subscribe_t * i
/*
* MIDI emulation operators
*/
-snd_midi_op_t opl3_ops = {
+struct snd_midi_op opl3_ops = {
.note_on = snd_opl3_note_on,
.note_off = snd_opl3_note_off,
.key_press = snd_opl3_key_press,
@@ -147,20 +152,12 @@ snd_midi_op_t opl3_ops = {
.sysex = snd_opl3_sysex,
};
-static int snd_opl3_synth_event_input(snd_seq_event_t * ev, int direct,
+static int snd_opl3_synth_event_input(struct snd_seq_event * ev, int direct,
void *private_data, int atomic, int hop)
{
- opl3_t *opl3 = private_data;
-
- if (ev->type >= SNDRV_SEQ_EVENT_INSTR_BEGIN &&
- ev->type <= SNDRV_SEQ_EVENT_INSTR_CHANGE) {
- if (direct) {
- snd_seq_instr_event(&opl3->fm_ops, opl3->ilist, ev,
- opl3->seq_client, atomic, hop);
- }
- } else {
- snd_midi_process_event(&opl3_ops, ev, opl3->chset);
- }
+ struct snd_opl3 *opl3 = private_data;
+
+ snd_midi_process_event(&opl3_ops, ev, opl3->chset);
return 0;
}
@@ -168,14 +165,14 @@ static int snd_opl3_synth_event_input(snd_seq_event_t * ev, int direct,
static void snd_opl3_synth_free_port(void *private_data)
{
- opl3_t *opl3 = private_data;
+ struct snd_opl3 *opl3 = private_data;
snd_midi_channel_free_set(opl3->chset);
}
-static int snd_opl3_synth_create_port(opl3_t * opl3)
+static int snd_opl3_synth_create_port(struct snd_opl3 * opl3)
{
- snd_seq_port_callback_t callbacks;
+ struct snd_seq_port_callback callbacks;
char name[32];
int voices, opl_ver;
@@ -203,27 +200,30 @@ static int snd_opl3_synth_create_port(opl3_t * opl3)
SNDRV_SEQ_PORT_CAP_SUBS_WRITE,
SNDRV_SEQ_PORT_TYPE_MIDI_GENERIC |
SNDRV_SEQ_PORT_TYPE_MIDI_GM |
- SNDRV_SEQ_PORT_TYPE_SYNTH,
+ SNDRV_SEQ_PORT_TYPE_DIRECT_SAMPLE |
+ SNDRV_SEQ_PORT_TYPE_HARDWARE |
+ SNDRV_SEQ_PORT_TYPE_SYNTHESIZER,
16, voices,
name);
if (opl3->chset->port < 0) {
+ int port;
+ port = opl3->chset->port;
snd_midi_channel_free_set(opl3->chset);
- return opl3->chset->port;
+ return port;
}
return 0;
}
/* ------------------------------ */
-static int snd_opl3_seq_new_device(snd_seq_device_t *dev)
+static int snd_opl3_seq_new_device(struct snd_seq_device *dev)
{
- opl3_t *opl3;
- int client;
- snd_seq_client_callback_t callbacks;
- snd_seq_client_info_t cinfo;
+ struct snd_opl3 *opl3;
+ int client, err;
+ char name[32];
int opl_ver;
- opl3 = *(opl3_t **)SNDRV_SEQ_DEVICE_ARGPTR(dev);
+ opl3 = *(struct snd_opl3 **)SNDRV_SEQ_DEVICE_ARGPTR(dev);
if (opl3 == NULL)
return -EINVAL;
@@ -232,33 +232,19 @@ static int snd_opl3_seq_new_device(snd_seq_device_t *dev)
opl3->seq_client = -1;
/* allocate new client */
- memset(&callbacks, 0, sizeof(callbacks));
- callbacks.private_data = opl3;
- callbacks.allow_output = callbacks.allow_input = 1;
+ opl_ver = (opl3->hardware & OPL3_HW_MASK) >> 8;
+ sprintf(name, "OPL%i FM synth", opl_ver);
client = opl3->seq_client =
- snd_seq_create_kernel_client(opl3->card, opl3->seq_dev_num, &callbacks);
+ snd_seq_create_kernel_client(opl3->card, opl3->seq_dev_num,
+ name);
if (client < 0)
return client;
- /* change name of client */
- memset(&cinfo, 0, sizeof(cinfo));
- cinfo.client = client;
- cinfo.type = KERNEL_CLIENT;
- opl_ver = (opl3->hardware & OPL3_HW_MASK) >> 8;
- sprintf(cinfo.name, "OPL%i FM synth", opl_ver);
- snd_seq_kernel_client_ctl(client, SNDRV_SEQ_IOCTL_SET_CLIENT_INFO, &cinfo);
-
- snd_opl3_synth_create_port(opl3);
-
- /* initialize instrument list */
- opl3->ilist = snd_seq_instr_list_new();
- if (opl3->ilist == NULL) {
+ if ((err = snd_opl3_synth_create_port(opl3)) < 0) {
snd_seq_delete_kernel_client(client);
opl3->seq_client = -1;
- return -ENOMEM;
+ return err;
}
- opl3->ilist->flags = SNDRV_SEQ_INSTR_FLG_DIRECT;
- snd_seq_fm_init(&opl3->fm_ops, NULL);
/* setup system timer */
init_timer(&opl3->tlist);
@@ -268,16 +254,16 @@ static int snd_opl3_seq_new_device(snd_seq_device_t *dev)
opl3->sys_timer_status = 0;
#ifdef CONFIG_SND_SEQUENCER_OSS
- snd_opl3_init_seq_oss(opl3, cinfo.name);
+ snd_opl3_init_seq_oss(opl3, name);
#endif
return 0;
}
-static int snd_opl3_seq_delete_device(snd_seq_device_t *dev)
+static int snd_opl3_seq_delete_device(struct snd_seq_device *dev)
{
- opl3_t *opl3;
+ struct snd_opl3 *opl3;
- opl3 = *(opl3_t **)SNDRV_SEQ_DEVICE_ARGPTR(dev);
+ opl3 = *(struct snd_opl3 **)SNDRV_SEQ_DEVICE_ARGPTR(dev);
if (opl3 == NULL)
return -EINVAL;
@@ -288,21 +274,19 @@ static int snd_opl3_seq_delete_device(snd_seq_device_t *dev)
snd_seq_delete_kernel_client(opl3->seq_client);
opl3->seq_client = -1;
}
- if (opl3->ilist)
- snd_seq_instr_list_free(&opl3->ilist);
return 0;
}
static int __init alsa_opl3_seq_init(void)
{
- static snd_seq_dev_ops_t ops =
+ static struct snd_seq_dev_ops ops =
{
snd_opl3_seq_new_device,
snd_opl3_seq_delete_device
};
return snd_seq_device_register_driver(SNDRV_SEQ_DEV_ID_OPL3, &ops,
- sizeof(opl3_t*));
+ sizeof(struct snd_opl3 *));
}
static void __exit alsa_opl3_seq_exit(void)