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path: root/sound/pci/emu10k1/emu10k1_callback.c
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Diffstat (limited to 'sound/pci/emu10k1/emu10k1_callback.c')
-rw-r--r--sound/pci/emu10k1/emu10k1_callback.c132
1 files changed, 72 insertions, 60 deletions
diff --git a/sound/pci/emu10k1/emu10k1_callback.c b/sound/pci/emu10k1/emu10k1_callback.c
index 7cf2f908eed..3f3ef38d9b6 100644
--- a/sound/pci/emu10k1/emu10k1_callback.c
+++ b/sound/pci/emu10k1/emu10k1_callback.c
@@ -18,6 +18,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <linux/export.h>
#include "emu10k1_synth_local.h"
#include <sound/asoundef.h>
@@ -27,26 +28,27 @@ enum {
};
/* Keeps track of what we are finding */
-typedef struct best_voice {
+struct best_voice {
unsigned int time;
int voice;
-} best_voice_t;
+};
/*
* prototypes
*/
-static void lookup_voices(snd_emux_t *emu, emu10k1_t *hw, best_voice_t *best, int active_only);
-static snd_emux_voice_t *get_voice(snd_emux_t *emu, snd_emux_port_t *port);
-static int start_voice(snd_emux_voice_t *vp);
-static void trigger_voice(snd_emux_voice_t *vp);
-static void release_voice(snd_emux_voice_t *vp);
-static void update_voice(snd_emux_voice_t *vp, int update);
-static void terminate_voice(snd_emux_voice_t *vp);
-static void free_voice(snd_emux_voice_t *vp);
-
-static void set_fmmod(emu10k1_t *hw, snd_emux_voice_t *vp);
-static void set_fm2frq2(emu10k1_t *hw, snd_emux_voice_t *vp);
-static void set_filterQ(emu10k1_t *hw, snd_emux_voice_t *vp);
+static void lookup_voices(struct snd_emux *emux, struct snd_emu10k1 *hw,
+ struct best_voice *best, int active_only);
+static struct snd_emux_voice *get_voice(struct snd_emux *emux,
+ struct snd_emux_port *port);
+static int start_voice(struct snd_emux_voice *vp);
+static void trigger_voice(struct snd_emux_voice *vp);
+static void release_voice(struct snd_emux_voice *vp);
+static void update_voice(struct snd_emux_voice *vp, int update);
+static void terminate_voice(struct snd_emux_voice *vp);
+static void free_voice(struct snd_emux_voice *vp);
+static void set_fmmod(struct snd_emu10k1 *hw, struct snd_emux_voice *vp);
+static void set_fm2frq2(struct snd_emu10k1 *hw, struct snd_emux_voice *vp);
+static void set_filterQ(struct snd_emu10k1 *hw, struct snd_emux_voice *vp);
/*
* Ensure a value is between two points
@@ -59,7 +61,7 @@ static void set_filterQ(emu10k1_t *hw, snd_emux_voice_t *vp);
/*
* set up operators
*/
-static snd_emux_operators_t emu10k1_ops = {
+static struct snd_emux_operators emu10k1_ops = {
.owner = THIS_MODULE,
.get_voice = get_voice,
.prepare = start_voice,
@@ -73,9 +75,9 @@ static snd_emux_operators_t emu10k1_ops = {
};
void
-snd_emu10k1_ops_setup(snd_emux_t *emu)
+snd_emu10k1_ops_setup(struct snd_emux *emux)
{
- emu->ops = emu10k1_ops;
+ emux->ops = emu10k1_ops;
}
@@ -85,11 +87,11 @@ snd_emu10k1_ops_setup(snd_emux_t *emu)
* terminate most inactive voice and give it as a pcm voice.
*/
int
-snd_emu10k1_synth_get_voice(emu10k1_t *hw)
+snd_emu10k1_synth_get_voice(struct snd_emu10k1 *hw)
{
- snd_emux_t *emu;
- snd_emux_voice_t *vp;
- best_voice_t best[V_END];
+ struct snd_emux *emu;
+ struct snd_emux_voice *vp;
+ struct best_voice best[V_END];
unsigned long flags;
int i;
@@ -102,7 +104,10 @@ snd_emu10k1_synth_get_voice(emu10k1_t *hw)
int ch;
vp = &emu->voices[best[i].voice];
if ((ch = vp->ch) < 0) {
- //printk("synth_get_voice: ch < 0 (%d) ??", i);
+ /*
+ dev_warn(emu->card->dev,
+ "synth_get_voice: ch < 0 (%d) ??", i);
+ */
continue;
}
vp->emu->num_voices--;
@@ -123,10 +128,10 @@ snd_emu10k1_synth_get_voice(emu10k1_t *hw)
* turn off the voice (not terminated)
*/
static void
-release_voice(snd_emux_voice_t *vp)
+release_voice(struct snd_emux_voice *vp)
{
int dcysusv;
- emu10k1_t *hw;
+ struct snd_emu10k1 *hw;
hw = vp->hw;
dcysusv = 0x8000 | (unsigned char)vp->reg.parm.modrelease;
@@ -140,16 +145,17 @@ release_voice(snd_emux_voice_t *vp)
* terminate the voice
*/
static void
-terminate_voice(snd_emux_voice_t *vp)
+terminate_voice(struct snd_emux_voice *vp)
{
- emu10k1_t *hw;
+ struct snd_emu10k1 *hw;
- snd_assert(vp, return);
+ if (snd_BUG_ON(!vp))
+ return;
hw = vp->hw;
snd_emu10k1_ptr_write(hw, DCYSUSV, vp->ch, 0x807f | DCYSUSV_CHANNELENABLE_MASK);
if (vp->block) {
- emu10k1_memblk_t *emem;
- emem = (emu10k1_memblk_t *)vp->block;
+ struct snd_emu10k1_memblk *emem;
+ emem = (struct snd_emu10k1_memblk *)vp->block;
if (emem->map_locked > 0)
emem->map_locked--;
}
@@ -159,12 +165,16 @@ terminate_voice(snd_emux_voice_t *vp)
* release the voice to system
*/
static void
-free_voice(snd_emux_voice_t *vp)
+free_voice(struct snd_emux_voice *vp)
{
- emu10k1_t *hw;
+ struct snd_emu10k1 *hw;
hw = vp->hw;
- if (vp->ch >= 0) {
+ /* FIXME: emu10k1_synth is broken. */
+ /* This can get called with hw == 0 */
+ /* Problem apparent on plug, unplug then plug */
+ /* on the Audigy 2 ZS Notebook. */
+ if (hw && (vp->ch >= 0)) {
snd_emu10k1_ptr_write(hw, IFATN, vp->ch, 0xff00);
snd_emu10k1_ptr_write(hw, DCYSUSV, vp->ch, 0x807f | DCYSUSV_CHANNELENABLE_MASK);
// snd_emu10k1_ptr_write(hw, DCYSUSV, vp->ch, 0);
@@ -181,9 +191,9 @@ free_voice(snd_emux_voice_t *vp)
* update registers
*/
static void
-update_voice(snd_emux_voice_t *vp, int update)
+update_voice(struct snd_emux_voice *vp, int update)
{
- emu10k1_t *hw;
+ struct snd_emu10k1 *hw;
hw = vp->hw;
if (update & SNDRV_EMUX_UPDATE_VOLUME)
@@ -210,14 +220,15 @@ update_voice(snd_emux_voice_t *vp, int update)
*/
/* spinlock held! */
static void
-lookup_voices(snd_emux_t *emu, emu10k1_t *hw, best_voice_t *best, int active_only)
+lookup_voices(struct snd_emux *emu, struct snd_emu10k1 *hw,
+ struct best_voice *best, int active_only)
{
- snd_emux_voice_t *vp;
- best_voice_t *bp;
+ struct snd_emux_voice *vp;
+ struct best_voice *bp;
int i;
for (i = 0; i < V_END; i++) {
- best[i].time = (unsigned int)-1; /* XXX MAX_?INT really */;
+ best[i].time = (unsigned int)-1; /* XXX MAX_?INT really */
best[i].voice = -1;
}
@@ -241,7 +252,7 @@ lookup_voices(snd_emux_t *emu, emu10k1_t *hw, best_voice_t *best, int active_onl
else if (state == SNDRV_EMUX_ST_RELEASED ||
state == SNDRV_EMUX_ST_PENDING) {
bp = best + V_RELEASED;
-#if 0
+#if 1
val = snd_emu10k1_ptr_read(hw, CVCF_CURRENTVOL, vp->ch);
if (! val)
bp = best + V_OFF;
@@ -274,12 +285,12 @@ lookup_voices(snd_emux_t *emu, emu10k1_t *hw, best_voice_t *best, int active_onl
*
* emu->voice_lock is already held.
*/
-static snd_emux_voice_t *
-get_voice(snd_emux_t *emu, snd_emux_port_t *port)
+static struct snd_emux_voice *
+get_voice(struct snd_emux *emu, struct snd_emux_port *port)
{
- emu10k1_t *hw;
- snd_emux_voice_t *vp;
- best_voice_t best[V_END];
+ struct snd_emu10k1 *hw;
+ struct snd_emux_voice *vp;
+ struct best_voice best[V_END];
int i;
hw = emu->hw;
@@ -290,7 +301,7 @@ get_voice(snd_emux_t *emu, snd_emux_port_t *port)
vp = &emu->voices[best[i].voice];
if (vp->ch < 0) {
/* allocate a voice */
- emu10k1_voice_t *hwvoice;
+ struct snd_emu10k1_voice *hwvoice;
if (snd_emu10k1_voice_alloc(hw, EMU10K1_SYNTH, 1, &hwvoice) < 0 || hwvoice == NULL)
continue;
vp->ch = hwvoice->number;
@@ -308,26 +319,27 @@ get_voice(snd_emux_t *emu, snd_emux_port_t *port)
* prepare envelopes and LFOs
*/
static int
-start_voice(snd_emux_voice_t *vp)
+start_voice(struct snd_emux_voice *vp)
{
unsigned int temp;
int ch;
unsigned int addr, mapped_offset;
- snd_midi_channel_t *chan;
- emu10k1_t *hw;
- emu10k1_memblk_t *emem;
+ struct snd_midi_channel *chan;
+ struct snd_emu10k1 *hw;
+ struct snd_emu10k1_memblk *emem;
hw = vp->hw;
ch = vp->ch;
- snd_assert(ch >= 0, return -EINVAL);
+ if (snd_BUG_ON(ch < 0))
+ return -EINVAL;
chan = vp->chan;
- emem = (emu10k1_memblk_t *)vp->block;
+ emem = (struct snd_emu10k1_memblk *)vp->block;
if (emem == NULL)
return -EINVAL;
emem->map_locked++;
if (snd_emu10k1_memblk_map(hw, emem) < 0) {
- // printk("emu: cannot map!\n");
+ /* dev_err(hw->card->devK, "emu: cannot map!\n"); */
return -ENOMEM;
}
mapped_offset = snd_emu10k1_memblk_offset(emem) >> 1;
@@ -349,7 +361,7 @@ start_voice(snd_emux_voice_t *vp)
}
/* channel to be silent and idle */
- snd_emu10k1_ptr_write(hw, DCYSUSV, ch, 0x0080);
+ snd_emu10k1_ptr_write(hw, DCYSUSV, ch, 0x0000);
snd_emu10k1_ptr_write(hw, VTFT, ch, 0x0000FFFF);
snd_emu10k1_ptr_write(hw, CVCF, ch, 0x0000FFFF);
snd_emu10k1_ptr_write(hw, PTRX, ch, 0);
@@ -463,15 +475,15 @@ start_voice(snd_emux_voice_t *vp)
* Start envelope
*/
static void
-trigger_voice(snd_emux_voice_t *vp)
+trigger_voice(struct snd_emux_voice *vp)
{
unsigned int temp, ptarget;
- emu10k1_t *hw;
- emu10k1_memblk_t *emem;
+ struct snd_emu10k1 *hw;
+ struct snd_emu10k1_memblk *emem;
hw = vp->hw;
- emem = (emu10k1_memblk_t *)vp->block;
+ emem = (struct snd_emu10k1_memblk *)vp->block;
if (! emem || emem->mapped_page < 0)
return; /* not mapped */
@@ -495,7 +507,7 @@ trigger_voice(snd_emux_voice_t *vp)
/* set lfo1 modulation height and cutoff */
static void
-set_fmmod(emu10k1_t *hw, snd_emux_voice_t *vp)
+set_fmmod(struct snd_emu10k1 *hw, struct snd_emux_voice *vp)
{
unsigned short fmmod;
short pitch;
@@ -513,7 +525,7 @@ set_fmmod(emu10k1_t *hw, snd_emux_voice_t *vp)
/* set lfo2 pitch & frequency */
static void
-set_fm2frq2(emu10k1_t *hw, snd_emux_voice_t *vp)
+set_fm2frq2(struct snd_emu10k1 *hw, struct snd_emux_voice *vp)
{
unsigned short fm2frq2;
short pitch;
@@ -531,7 +543,7 @@ set_fm2frq2(emu10k1_t *hw, snd_emux_voice_t *vp)
/* set filterQ */
static void
-set_filterQ(emu10k1_t *hw, snd_emux_voice_t *vp)
+set_filterQ(struct snd_emu10k1 *hw, struct snd_emux_voice *vp)
{
unsigned int val;
val = snd_emu10k1_ptr_read(hw, CCCA, vp->ch) & ~CCCA_RESONANCE;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 20:17:13 +0000