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authorJames Courtier-Dutton <James@superbug.co.uk>2005-03-26 19:35:29 +0100
committerJaroslav Kysela <perex@suse.cz>2005-05-29 09:00:24 +0200
commit6e4abc40fc125b1dcc2792eacac17606a4d86043 (patch)
tree4b06290dd6a43d809b8762752166ea9b854b6f5f /sound/pci/emu10k1/irq.c
parentd05b2817d859a2a2f2c3d5c056b688559fdbcc2b (diff)
[ALSA] Adds Capture to P16V chip.
EMU10K1/EMU10K2 driver One can select which capture source, but one cannot yet set volumes. Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
Diffstat (limited to 'sound/pci/emu10k1/irq.c')
-rw-r--r--sound/pci/emu10k1/irq.c46
1 files changed, 29 insertions, 17 deletions
diff --git a/sound/pci/emu10k1/irq.c b/sound/pci/emu10k1/irq.c
index b81a7cafff3..cd8460d5675 100644
--- a/sound/pci/emu10k1/irq.c
+++ b/sound/pci/emu10k1/irq.c
@@ -37,7 +37,7 @@ irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
int handled = 0;
while ((status = inl(emu->port + IPR)) != 0) {
- // printk("irq - status = 0x%x\n", status);
+ //printk("emu10k1 irq - status = 0x%x\n", status);
orig_status = status;
handled = 1;
if (status & IPR_PCIERROR) {
@@ -147,9 +147,36 @@ irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
snd_emu10k1_intr_disable(emu, INTE_FXDSPENABLE);
status &= ~IPR_FXDSP;
}
+ if (status & IPR_P16V) {
+ while ((status2 = inl(emu->port + IPR2)) != 0) {
+ u32 mask = INTE2_PLAYBACK_CH_0_LOOP; /* Full Loop */
+ emu10k1_voice_t *pvoice = &(emu->p16v_voices[0]);
+ emu10k1_voice_t *cvoice = &(emu->p16v_capture_voice);
+
+ //printk(KERN_INFO "status2=0x%x\n", status2);
+ orig_status2 = status2;
+ if(status2 & mask) {
+ if(pvoice->use) {
+ snd_pcm_period_elapsed(pvoice->epcm->substream);
+ } else {
+ snd_printk(KERN_ERR "p16v: status: 0x%08x, mask=0x%08x, pvoice=%p, use=%d\n", status2, mask, pvoice, pvoice->use);
+ }
+ }
+ if(status2 & 0x110000) {
+ //printk(KERN_INFO "capture int found\n");
+ if(cvoice->use) {
+ //printk(KERN_INFO "capture period_elapsed\n");
+ snd_pcm_period_elapsed(cvoice->epcm->substream);
+ }
+ }
+ outl(orig_status2, emu->port + IPR2); /* ack all */
+ }
+ status &= ~IPR_P16V;
+ }
+
if (status) {
unsigned int bits;
- //snd_printk(KERN_ERR "emu10k1: unhandled interrupt: 0x%08x\n", status);
+ snd_printk(KERN_ERR "emu10k1: unhandled interrupt: 0x%08x\n", status);
//make sure any interrupts we don't handle are disabled:
bits = INTE_FXDSPENABLE |
INTE_PCIERRORENABLE |
@@ -170,20 +197,5 @@ irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
}
outl(orig_status, emu->port + IPR); /* ack all */
}
- if (emu->audigy && emu->revision == 4) { /* P16V */
- while ((status2 = inl(emu->port + IPR2)) != 0) {
- u32 mask = INTE2_PLAYBACK_CH_0_LOOP; /* Full Loop */
- emu10k1_voice_t *pvoice = &(emu->p16v_voices[0]);
- orig_status2 = status2;
- if(status2 & mask) {
- if(pvoice->use) {
- snd_pcm_period_elapsed(pvoice->epcm->substream);
- } else {
- snd_printk(KERN_ERR "p16v: status: 0x%08x, mask=0x%08x, pvoice=%p, use=%d\n", status2, mask, pvoice, pvoice->use);
- }
- }
- outl(orig_status2, emu->port + IPR2); /* ack all */
- }
- }
return IRQ_RETVAL(handled);
}