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Diffstat (limited to 'sound/synth/emux/emux_oss.c')
-rw-r--r--sound/synth/emux/emux_oss.c148
1 files changed, 84 insertions, 64 deletions
diff --git a/sound/synth/emux/emux_oss.c b/sound/synth/emux/emux_oss.c
index 5272f4ac8af..319754cf620 100644
--- a/sound/synth/emux/emux_oss.c
+++ b/sound/synth/emux/emux_oss.c
@@ -22,28 +22,34 @@
* midi emulation.
*/
-#include <sound/driver.h>
#ifdef CONFIG_SND_SEQUENCER_OSS
+#include <linux/export.h>
#include <asm/uaccess.h>
#include <sound/core.h>
#include "emux_voice.h"
#include <sound/asoundef.h>
-static int snd_emux_open_seq_oss(snd_seq_oss_arg_t *arg, void *closure);
-static int snd_emux_close_seq_oss(snd_seq_oss_arg_t *arg);
-static int snd_emux_ioctl_seq_oss(snd_seq_oss_arg_t *arg, unsigned int cmd, unsigned long ioarg);
-static int snd_emux_load_patch_seq_oss(snd_seq_oss_arg_t *arg, int format, const char __user *buf, int offs, int count);
-static int snd_emux_reset_seq_oss(snd_seq_oss_arg_t *arg);
-static int snd_emux_event_oss_input(snd_seq_event_t *ev, int direct, void *private, int atomic, int hop);
-static void reset_port_mode(snd_emux_port_t *port, int midi_mode);
-static void emuspec_control(snd_emux_t *emu, snd_emux_port_t *port, int cmd, unsigned char *event, int atomic, int hop);
-static void gusspec_control(snd_emux_t *emu, snd_emux_port_t *port, int cmd, unsigned char *event, int atomic, int hop);
-static void fake_event(snd_emux_t *emu, snd_emux_port_t *port, int ch, int param, int val, int atomic, int hop);
+static int snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void *closure);
+static int snd_emux_close_seq_oss(struct snd_seq_oss_arg *arg);
+static int snd_emux_ioctl_seq_oss(struct snd_seq_oss_arg *arg, unsigned int cmd,
+ unsigned long ioarg);
+static int snd_emux_load_patch_seq_oss(struct snd_seq_oss_arg *arg, int format,
+ const char __user *buf, int offs, int count);
+static int snd_emux_reset_seq_oss(struct snd_seq_oss_arg *arg);
+static int snd_emux_event_oss_input(struct snd_seq_event *ev, int direct,
+ void *private, int atomic, int hop);
+static void reset_port_mode(struct snd_emux_port *port, int midi_mode);
+static void emuspec_control(struct snd_emux *emu, struct snd_emux_port *port,
+ int cmd, unsigned char *event, int atomic, int hop);
+static void gusspec_control(struct snd_emux *emu, struct snd_emux_port *port,
+ int cmd, unsigned char *event, int atomic, int hop);
+static void fake_event(struct snd_emux *emu, struct snd_emux_port *port,
+ int ch, int param, int val, int atomic, int hop);
/* operators */
-static snd_seq_oss_callback_t oss_callback = {
+static struct snd_seq_oss_callback oss_callback = {
.owner = THIS_MODULE,
.open = snd_emux_open_seq_oss,
.close = snd_emux_close_seq_oss,
@@ -58,13 +64,13 @@ static snd_seq_oss_callback_t oss_callback = {
*/
void
-snd_emux_init_seq_oss(snd_emux_t *emu)
+snd_emux_init_seq_oss(struct snd_emux *emu)
{
- snd_seq_oss_reg_t *arg;
- snd_seq_device_t *dev;
+ struct snd_seq_oss_reg *arg;
+ struct snd_seq_device *dev;
if (snd_seq_device_new(emu->card, 0, SNDRV_SEQ_DEV_ID_OSS,
- sizeof(snd_seq_oss_reg_t), &dev) < 0)
+ sizeof(struct snd_seq_oss_reg), &dev) < 0)
return;
emu->oss_synth = dev;
@@ -85,7 +91,7 @@ snd_emux_init_seq_oss(snd_emux_t *emu)
* unregister
*/
void
-snd_emux_detach_seq_oss(snd_emux_t *emu)
+snd_emux_detach_seq_oss(struct snd_emux *emu)
{
if (emu->oss_synth) {
snd_device_free(emu->card, emu->oss_synth);
@@ -101,20 +107,21 @@ snd_emux_detach_seq_oss(snd_emux_t *emu)
* open port for OSS sequencer
*/
static int
-snd_emux_open_seq_oss(snd_seq_oss_arg_t *arg, void *closure)
+snd_emux_open_seq_oss(struct snd_seq_oss_arg *arg, void *closure)
{
- snd_emux_t *emu;
- snd_emux_port_t *p;
- snd_seq_port_callback_t callback;
+ struct snd_emux *emu;
+ struct snd_emux_port *p;
+ struct snd_seq_port_callback callback;
char tmpname[64];
emu = closure;
- snd_assert(arg != NULL && emu != NULL, return -ENXIO);
+ if (snd_BUG_ON(!arg || !emu))
+ return -ENXIO;
- down(&emu->register_mutex);
+ mutex_lock(&emu->register_mutex);
if (!snd_emux_inc_count(emu)) {
- up(&emu->register_mutex);
+ mutex_unlock(&emu->register_mutex);
return -EFAULT;
}
@@ -126,9 +133,9 @@ snd_emux_open_seq_oss(snd_seq_oss_arg_t *arg, void *closure)
p = snd_emux_create_port(emu, tmpname, 32,
1, &callback);
if (p == NULL) {
- snd_printk("can't create port\n");
+ snd_printk(KERN_ERR "can't create port\n");
snd_emux_dec_count(emu);
- up(&emu->register_mutex);
+ mutex_unlock(&emu->register_mutex);
return -ENOMEM;
}
@@ -142,7 +149,7 @@ snd_emux_open_seq_oss(snd_seq_oss_arg_t *arg, void *closure)
snd_emux_reset_port(p);
- up(&emu->register_mutex);
+ mutex_unlock(&emu->register_mutex);
return 0;
}
@@ -153,7 +160,7 @@ snd_emux_open_seq_oss(snd_seq_oss_arg_t *arg, void *closure)
* reset port mode
*/
static void
-reset_port_mode(snd_emux_port_t *port, int midi_mode)
+reset_port_mode(struct snd_emux_port *port, int midi_mode)
{
if (midi_mode) {
port->port_mode = SNDRV_EMUX_PORT_MODE_OSS_MIDI;
@@ -173,25 +180,28 @@ reset_port_mode(snd_emux_port_t *port, int midi_mode)
* close port
*/
static int
-snd_emux_close_seq_oss(snd_seq_oss_arg_t *arg)
+snd_emux_close_seq_oss(struct snd_seq_oss_arg *arg)
{
- snd_emux_t *emu;
- snd_emux_port_t *p;
+ struct snd_emux *emu;
+ struct snd_emux_port *p;
- snd_assert(arg != NULL, return -ENXIO);
+ if (snd_BUG_ON(!arg))
+ return -ENXIO;
p = arg->private_data;
- snd_assert(p != NULL, return -ENXIO);
+ if (snd_BUG_ON(!p))
+ return -ENXIO;
emu = p->emu;
- snd_assert(emu != NULL, return -ENXIO);
+ if (snd_BUG_ON(!emu))
+ return -ENXIO;
- down(&emu->register_mutex);
+ mutex_lock(&emu->register_mutex);
snd_emux_sounds_off_all(p);
snd_soundfont_close_check(emu->sflist, SF_CLIENT_NO(p->chset.port));
snd_seq_event_port_detach(p->chset.client, p->chset.port);
snd_emux_dec_count(emu);
- up(&emu->register_mutex);
+ mutex_unlock(&emu->register_mutex);
return 0;
}
@@ -200,25 +210,28 @@ snd_emux_close_seq_oss(snd_seq_oss_arg_t *arg)
* load patch
*/
static int
-snd_emux_load_patch_seq_oss(snd_seq_oss_arg_t *arg, int format,
+snd_emux_load_patch_seq_oss(struct snd_seq_oss_arg *arg, int format,
const char __user *buf, int offs, int count)
{
- snd_emux_t *emu;
- snd_emux_port_t *p;
+ struct snd_emux *emu;
+ struct snd_emux_port *p;
int rc;
- snd_assert(arg != NULL, return -ENXIO);
+ if (snd_BUG_ON(!arg))
+ return -ENXIO;
p = arg->private_data;
- snd_assert(p != NULL, return -ENXIO);
+ if (snd_BUG_ON(!p))
+ return -ENXIO;
emu = p->emu;
- snd_assert(emu != NULL, return -ENXIO);
+ if (snd_BUG_ON(!emu))
+ return -ENXIO;
if (format == GUS_PATCH)
rc = snd_soundfont_load_guspatch(emu->sflist, buf, count,
SF_CLIENT_NO(p->chset.port));
else if (format == SNDRV_OSS_SOUNDFONT_PATCH) {
- soundfont_patch_info_t patch;
+ struct soundfont_patch_info patch;
if (count < (int)sizeof(patch))
rc = -EINVAL;
if (copy_from_user(&patch, buf, sizeof(patch)))
@@ -242,17 +255,20 @@ snd_emux_load_patch_seq_oss(snd_seq_oss_arg_t *arg, int format,
* ioctl
*/
static int
-snd_emux_ioctl_seq_oss(snd_seq_oss_arg_t *arg, unsigned int cmd, unsigned long ioarg)
+snd_emux_ioctl_seq_oss(struct snd_seq_oss_arg *arg, unsigned int cmd, unsigned long ioarg)
{
- snd_emux_port_t *p;
- snd_emux_t *emu;
+ struct snd_emux_port *p;
+ struct snd_emux *emu;
- snd_assert(arg != NULL, return -ENXIO);
+ if (snd_BUG_ON(!arg))
+ return -ENXIO;
p = arg->private_data;
- snd_assert(p != NULL, return -ENXIO);
+ if (snd_BUG_ON(!p))
+ return -ENXIO;
emu = p->emu;
- snd_assert(emu != NULL, return -ENXIO);
+ if (snd_BUG_ON(!emu))
+ return -ENXIO;
switch (cmd) {
case SNDCTL_SEQ_RESETSAMPLES:
@@ -273,13 +289,15 @@ snd_emux_ioctl_seq_oss(snd_seq_oss_arg_t *arg, unsigned int cmd, unsigned long i
* reset device
*/
static int
-snd_emux_reset_seq_oss(snd_seq_oss_arg_t *arg)
+snd_emux_reset_seq_oss(struct snd_seq_oss_arg *arg)
{
- snd_emux_port_t *p;
+ struct snd_emux_port *p;
- snd_assert(arg != NULL, return -ENXIO);
+ if (snd_BUG_ON(!arg))
+ return -ENXIO;
p = arg->private_data;
- snd_assert(p != NULL, return -ENXIO);
+ if (snd_BUG_ON(!p))
+ return -ENXIO;
snd_emux_reset_port(p);
return 0;
}
@@ -289,17 +307,19 @@ snd_emux_reset_seq_oss(snd_seq_oss_arg_t *arg)
* receive raw events: only SEQ_PRIVATE is accepted.
*/
static int
-snd_emux_event_oss_input(snd_seq_event_t *ev, int direct, void *private_data,
+snd_emux_event_oss_input(struct snd_seq_event *ev, int direct, void *private_data,
int atomic, int hop)
{
- snd_emux_t *emu;
- snd_emux_port_t *p;
+ struct snd_emux *emu;
+ struct snd_emux_port *p;
unsigned char cmd, *data;
p = private_data;
- snd_assert(p != NULL, return -EINVAL);
+ if (snd_BUG_ON(!p))
+ return -EINVAL;
emu = p->emu;
- snd_assert(emu != NULL, return -EINVAL);
+ if (snd_BUG_ON(!emu))
+ return -EINVAL;
if (ev->type != SNDRV_SEQ_EVENT_OSS)
return snd_emux_event_input(ev, direct, private_data, atomic, hop);
@@ -320,14 +340,14 @@ snd_emux_event_oss_input(snd_seq_event_t *ev, int direct, void *private_data,
* OSS/AWE driver specific h/w controls
*/
static void
-emuspec_control(snd_emux_t *emu, snd_emux_port_t *port, int cmd,
+emuspec_control(struct snd_emux *emu, struct snd_emux_port *port, int cmd,
unsigned char *event, int atomic, int hop)
{
int voice;
unsigned short p1;
short p2;
int i;
- snd_midi_channel_t *chan;
+ struct snd_midi_channel *chan;
voice = event[3];
if (voice < 0 || voice >= port->chset.max_channels)
@@ -415,14 +435,14 @@ emuspec_control(snd_emux_t *emu, snd_emux_port_t *port, int cmd,
#include <linux/ultrasound.h>
static void
-gusspec_control(snd_emux_t *emu, snd_emux_port_t *port, int cmd,
+gusspec_control(struct snd_emux *emu, struct snd_emux_port *port, int cmd,
unsigned char *event, int atomic, int hop)
{
int voice;
unsigned short p1;
short p2;
int plong;
- snd_midi_channel_t *chan;
+ struct snd_midi_channel *chan;
if (port->port_mode != SNDRV_EMUX_PORT_MODE_OSS_SYNTH)
return;
@@ -483,9 +503,9 @@ gusspec_control(snd_emux_t *emu, snd_emux_port_t *port, int cmd,
* send an event to midi emulation
*/
static void
-fake_event(snd_emux_t *emu, snd_emux_port_t *port, int ch, int param, int val, int atomic, int hop)
+fake_event(struct snd_emux *emu, struct snd_emux_port *port, int ch, int param, int val, int atomic, int hop)
{
- snd_seq_event_t ev;
+ struct snd_seq_event ev;
memset(&ev, 0, sizeof(ev));
ev.type = SNDRV_SEQ_EVENT_CONTROLLER;
ev.data.control.channel = ch;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 18:00:00 +0000