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Diffstat (limited to 'sound/synth/emux/emux_synth.c')
-rw-r--r--sound/synth/emux/emux_synth.c144
1 files changed, 75 insertions, 69 deletions
diff --git a/sound/synth/emux/emux_synth.c b/sound/synth/emux/emux_synth.c
index bd71b73be65..24705d15ebd 100644
--- a/sound/synth/emux/emux_synth.c
+++ b/sound/synth/emux/emux_synth.c
@@ -36,30 +36,34 @@
#define LIMITVALUE(x, a, b) do { if ((x) < (a)) (x) = (a); else if ((x) > (b)) (x) = (b); } while (0)
#define LIMITMAX(x, a) do {if ((x) > (a)) (x) = (a); } while (0)
-static int get_zone(snd_emux_t *emu, snd_emux_port_t *port, int *notep, int vel, snd_midi_channel_t *chan, snd_sf_zone_t **table);
-static int get_bank(snd_emux_port_t *port, snd_midi_channel_t *chan);
-static void terminate_note1(snd_emux_t *emu, int note, snd_midi_channel_t *chan, int free);
-static void exclusive_note_off(snd_emux_t *emu, snd_emux_port_t *port, int exclass);
-static void terminate_voice(snd_emux_t *emu, snd_emux_voice_t *vp, int free);
-static void update_voice(snd_emux_t *emu, snd_emux_voice_t *vp, int update);
-static void setup_voice(snd_emux_voice_t *vp);
-static int calc_pan(snd_emux_voice_t *vp);
-static int calc_volume(snd_emux_voice_t *vp);
-static int calc_pitch(snd_emux_voice_t *vp);
+static int get_zone(struct snd_emux *emu, struct snd_emux_port *port,
+ int *notep, int vel, struct snd_midi_channel *chan,
+ struct snd_sf_zone **table);
+static int get_bank(struct snd_emux_port *port, struct snd_midi_channel *chan);
+static void terminate_note1(struct snd_emux *emu, int note,
+ struct snd_midi_channel *chan, int free);
+static void exclusive_note_off(struct snd_emux *emu, struct snd_emux_port *port,
+ int exclass);
+static void terminate_voice(struct snd_emux *emu, struct snd_emux_voice *vp, int free);
+static void update_voice(struct snd_emux *emu, struct snd_emux_voice *vp, int update);
+static void setup_voice(struct snd_emux_voice *vp);
+static int calc_pan(struct snd_emux_voice *vp);
+static int calc_volume(struct snd_emux_voice *vp);
+static int calc_pitch(struct snd_emux_voice *vp);
/*
* Start a note.
*/
void
-snd_emux_note_on(void *p, int note, int vel, snd_midi_channel_t *chan)
+snd_emux_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
{
- snd_emux_t *emu;
+ struct snd_emux *emu;
int i, key, nvoices;
- snd_emux_voice_t *vp;
- snd_sf_zone_t *table[SNDRV_EMUX_MAX_MULTI_VOICES];
+ struct snd_emux_voice *vp;
+ struct snd_sf_zone *table[SNDRV_EMUX_MAX_MULTI_VOICES];
unsigned long flags;
- snd_emux_port_t *port;
+ struct snd_emux_port *port;
port = p;
snd_assert(port != NULL && chan != NULL, return);
@@ -76,7 +80,7 @@ snd_emux_note_on(void *p, int note, int vel, snd_midi_channel_t *chan)
/* exclusive note off */
for (i = 0; i < nvoices; i++) {
- snd_sf_zone_t *zp = table[i];
+ struct snd_sf_zone *zp = table[i];
if (zp && zp->v.exclusiveClass)
exclusive_note_off(emu, port, zp->v.exclusiveClass);
}
@@ -138,7 +142,7 @@ snd_emux_note_on(void *p, int note, int vel, snd_midi_channel_t *chan)
#ifdef SNDRV_EMUX_USE_RAW_EFFECT
if (port->port_mode == SNDRV_EMUX_PORT_MODE_OSS_SYNTH) {
/* clear voice position for the next note on this channel */
- snd_emux_effect_table_t *fx = chan->private;
+ struct snd_emux_effect_table *fx = chan->private;
if (fx) {
fx->flag[EMUX_FX_SAMPLE_START] = 0;
fx->flag[EMUX_FX_COARSE_SAMPLE_START] = 0;
@@ -151,13 +155,13 @@ snd_emux_note_on(void *p, int note, int vel, snd_midi_channel_t *chan)
* Release a note in response to a midi note off.
*/
void
-snd_emux_note_off(void *p, int note, int vel, snd_midi_channel_t *chan)
+snd_emux_note_off(void *p, int note, int vel, struct snd_midi_channel *chan)
{
int ch;
- snd_emux_t *emu;
- snd_emux_voice_t *vp;
+ struct snd_emux *emu;
+ struct snd_emux_voice *vp;
unsigned long flags;
- snd_emux_port_t *port;
+ struct snd_emux_port *port;
port = p;
snd_assert(port != NULL && chan != NULL, return);
@@ -199,11 +203,12 @@ snd_emux_note_off(void *p, int note, int vel, snd_midi_channel_t *chan)
*/
void snd_emux_timer_callback(unsigned long data)
{
- snd_emux_t *emu = (snd_emux_t*) data;
- snd_emux_voice_t *vp;
+ struct snd_emux *emu = (struct snd_emux *) data;
+ struct snd_emux_voice *vp;
+ unsigned long flags;
int ch, do_again = 0;
- spin_lock(&emu->voice_lock);
+ spin_lock_irqsave(&emu->voice_lock, flags);
for (ch = 0; ch < emu->max_voices; ch++) {
vp = &emu->voices[ch];
if (vp->state == SNDRV_EMUX_ST_PENDING) {
@@ -221,20 +226,20 @@ void snd_emux_timer_callback(unsigned long data)
emu->timer_active = 1;
} else
emu->timer_active = 0;
- spin_unlock(&emu->voice_lock);
+ spin_unlock_irqrestore(&emu->voice_lock, flags);
}
/*
* key pressure change
*/
void
-snd_emux_key_press(void *p, int note, int vel, snd_midi_channel_t *chan)
+snd_emux_key_press(void *p, int note, int vel, struct snd_midi_channel *chan)
{
int ch;
- snd_emux_t *emu;
- snd_emux_voice_t *vp;
+ struct snd_emux *emu;
+ struct snd_emux_voice *vp;
unsigned long flags;
- snd_emux_port_t *port;
+ struct snd_emux_port *port;
port = p;
snd_assert(port != NULL && chan != NULL, return);
@@ -260,10 +265,10 @@ snd_emux_key_press(void *p, int note, int vel, snd_midi_channel_t *chan)
* Modulate the voices which belong to the channel
*/
void
-snd_emux_update_channel(snd_emux_port_t *port, snd_midi_channel_t *chan, int update)
+snd_emux_update_channel(struct snd_emux_port *port, struct snd_midi_channel *chan, int update)
{
- snd_emux_t *emu;
- snd_emux_voice_t *vp;
+ struct snd_emux *emu;
+ struct snd_emux_voice *vp;
int i;
unsigned long flags;
@@ -287,10 +292,10 @@ snd_emux_update_channel(snd_emux_port_t *port, snd_midi_channel_t *chan, int upd
* Modulate all the voices which belong to the port.
*/
void
-snd_emux_update_port(snd_emux_port_t *port, int update)
+snd_emux_update_port(struct snd_emux_port *port, int update)
{
- snd_emux_t *emu;
- snd_emux_voice_t *vp;
+ struct snd_emux *emu;
+ struct snd_emux_voice *vp;
int i;
unsigned long flags;
@@ -316,9 +321,9 @@ snd_emux_update_port(snd_emux_port_t *port, int update)
* control events, not just the midi controllers
*/
void
-snd_emux_control(void *p, int type, snd_midi_channel_t *chan)
+snd_emux_control(void *p, int type, struct snd_midi_channel *chan)
{
- snd_emux_port_t *port;
+ struct snd_emux_port *port;
port = p;
snd_assert(port != NULL && chan != NULL, return);
@@ -364,10 +369,10 @@ snd_emux_control(void *p, int type, snd_midi_channel_t *chan)
* terminate note - if free flag is true, free the terminated voice
*/
static void
-terminate_note1(snd_emux_t *emu, int note, snd_midi_channel_t *chan, int free)
+terminate_note1(struct snd_emux *emu, int note, struct snd_midi_channel *chan, int free)
{
int i;
- snd_emux_voice_t *vp;
+ struct snd_emux_voice *vp;
unsigned long flags;
spin_lock_irqsave(&emu->voice_lock, flags);
@@ -385,10 +390,10 @@ terminate_note1(snd_emux_t *emu, int note, snd_midi_channel_t *chan, int free)
* terminate note - exported for midi emulation
*/
void
-snd_emux_terminate_note(void *p, int note, snd_midi_channel_t *chan)
+snd_emux_terminate_note(void *p, int note, struct snd_midi_channel *chan)
{
- snd_emux_t *emu;
- snd_emux_port_t *port;
+ struct snd_emux *emu;
+ struct snd_emux_port *port;
port = p;
snd_assert(port != NULL && chan != NULL, return);
@@ -405,10 +410,10 @@ snd_emux_terminate_note(void *p, int note, snd_midi_channel_t *chan)
* Terminate all the notes
*/
void
-snd_emux_terminate_all(snd_emux_t *emu)
+snd_emux_terminate_all(struct snd_emux *emu)
{
int i;
- snd_emux_voice_t *vp;
+ struct snd_emux_voice *vp;
unsigned long flags;
spin_lock_irqsave(&emu->voice_lock, flags);
@@ -434,11 +439,11 @@ snd_emux_terminate_all(snd_emux_t *emu)
* Terminate all voices associated with the given port
*/
void
-snd_emux_sounds_off_all(snd_emux_port_t *port)
+snd_emux_sounds_off_all(struct snd_emux_port *port)
{
int i;
- snd_emux_t *emu;
- snd_emux_voice_t *vp;
+ struct snd_emux *emu;
+ struct snd_emux_voice *vp;
unsigned long flags;
snd_assert(port != NULL, return);
@@ -468,9 +473,9 @@ snd_emux_sounds_off_all(snd_emux_port_t *port)
* is mainly for drums.
*/
static void
-exclusive_note_off(snd_emux_t *emu, snd_emux_port_t *port, int exclass)
+exclusive_note_off(struct snd_emux *emu, struct snd_emux_port *port, int exclass)
{
- snd_emux_voice_t *vp;
+ struct snd_emux_voice *vp;
int i;
unsigned long flags;
@@ -490,7 +495,7 @@ exclusive_note_off(snd_emux_t *emu, snd_emux_port_t *port, int exclass)
* if free flag is true, call free_voice after termination
*/
static void
-terminate_voice(snd_emux_t *emu, snd_emux_voice_t *vp, int free)
+terminate_voice(struct snd_emux *emu, struct snd_emux_voice *vp, int free)
{
emu->ops.terminate(vp);
vp->time = emu->use_time++;
@@ -508,7 +513,7 @@ terminate_voice(snd_emux_t *emu, snd_emux_voice_t *vp, int free)
* Modulate the voice
*/
static void
-update_voice(snd_emux_t *emu, snd_emux_voice_t *vp, int update)
+update_voice(struct snd_emux *emu, struct snd_emux_voice *vp, int update)
{
if (!STATE_IS_PLAYING(vp->state))
return;
@@ -543,9 +548,9 @@ static unsigned short voltarget[16] = {
* will be needed later.
*/
static void
-setup_voice(snd_emux_voice_t *vp)
+setup_voice(struct snd_emux_voice *vp)
{
- soundfont_voice_parm_t *parm;
+ struct soundfont_voice_parm *parm;
int pitch;
/* copy the original register values */
@@ -636,9 +641,9 @@ static unsigned char pan_volumes[256] = {
};
static int
-calc_pan(snd_emux_voice_t *vp)
+calc_pan(struct snd_emux_voice *vp)
{
- snd_midi_channel_t *chan = vp->chan;
+ struct snd_midi_channel *chan = vp->chan;
int pan;
/* pan & loop start (pan 8bit, MSB, 0:right, 0xff:left) */
@@ -737,12 +742,12 @@ static unsigned char expressiontab[128] = {
* voice and channels parameters.
*/
static int
-calc_volume(snd_emux_voice_t *vp)
+calc_volume(struct snd_emux_voice *vp)
{
int vol;
int main_vol, expression_vol, master_vol;
- snd_midi_channel_t *chan = vp->chan;
- snd_emux_port_t *port = vp->port;
+ struct snd_midi_channel *chan = vp->chan;
+ struct snd_emux_port *port = vp->port;
expression_vol = chan->control[MIDI_CTL_MSB_EXPRESSION];
LIMITMAX(vp->velocity, 127);
@@ -775,7 +780,7 @@ calc_volume(snd_emux_voice_t *vp)
#ifdef SNDRV_EMUX_USE_RAW_EFFECT
if (chan->private) {
- snd_emux_effect_table_t *fx = chan->private;
+ struct snd_emux_effect_table *fx = chan->private;
vol += fx->val[EMUX_FX_ATTEN];
}
#endif
@@ -808,9 +813,9 @@ calc_volume(snd_emux_voice_t *vp)
*/
static int
-calc_pitch(snd_emux_voice_t *vp)
+calc_pitch(struct snd_emux_voice *vp)
{
- snd_midi_channel_t *chan = vp->chan;
+ struct snd_midi_channel *chan = vp->chan;
int offset;
/* calculate offset */
@@ -837,7 +842,7 @@ calc_pitch(snd_emux_voice_t *vp)
#ifdef SNDRV_EMUX_USE_RAW_EFFECT
/* add initial pitch correction */
if (chan->private) {
- snd_emux_effect_table_t *fx = chan->private;
+ struct snd_emux_effect_table *fx = chan->private;
if (fx->flag[EMUX_FX_INIT_PITCH])
offset += fx->val[EMUX_FX_INIT_PITCH];
}
@@ -857,7 +862,7 @@ calc_pitch(snd_emux_voice_t *vp)
* Get the bank number assigned to the channel
*/
static int
-get_bank(snd_emux_port_t *port, snd_midi_channel_t *chan)
+get_bank(struct snd_emux_port *port, struct snd_midi_channel *chan)
{
int val;
@@ -886,8 +891,9 @@ get_bank(snd_emux_port_t *port, snd_midi_channel_t *chan)
* The resultant zones are stored on table.
*/
static int
-get_zone(snd_emux_t *emu, snd_emux_port_t *port,
- int *notep, int vel, snd_midi_channel_t *chan, snd_sf_zone_t **table)
+get_zone(struct snd_emux *emu, struct snd_emux_port *port,
+ int *notep, int vel, struct snd_midi_channel *chan,
+ struct snd_sf_zone **table)
{
int preset, bank, def_preset, def_bank;
@@ -910,9 +916,9 @@ get_zone(snd_emux_t *emu, snd_emux_port_t *port,
/*
*/
void
-snd_emux_init_voices(snd_emux_t *emu)
+snd_emux_init_voices(struct snd_emux *emu)
{
- snd_emux_voice_t *vp;
+ struct snd_emux_voice *vp;
int i;
unsigned long flags;
@@ -932,7 +938,7 @@ snd_emux_init_voices(snd_emux_t *emu)
/*
*/
-void snd_emux_lock_voice(snd_emux_t *emu, int voice)
+void snd_emux_lock_voice(struct snd_emux *emu, int voice)
{
unsigned long flags;
@@ -947,7 +953,7 @@ void snd_emux_lock_voice(snd_emux_t *emu, int voice)
/*
*/
-void snd_emux_unlock_voice(snd_emux_t *emu, int voice)
+void snd_emux_unlock_voice(struct snd_emux *emu, int voice)
{
unsigned long flags;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-23 08:50:18 +0000