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| author | James Courtier-Dutton <James@superbug.co.uk> | 2005-03-26 19:35:29 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2005-05-29 09:00:24 +0200 |
| commit | 6e4abc40fc125b1dcc2792eacac17606a4d86043 (patch) | |
| tree | 4b06290dd6a43d809b8762752166ea9b854b6f5f /sound/pci/emu10k1/irq.c | |
| parent | d05b2817d859a2a2f2c3d5c056b688559fdbcc2b (diff) | |
| download | kernel_samsung_smdk4412-6e4abc40fc125b1dcc2792eacac17606a4d86043.zip kernel_samsung_smdk4412-6e4abc40fc125b1dcc2792eacac17606a4d86043.tar.gz kernel_samsung_smdk4412-6e4abc40fc125b1dcc2792eacac17606a4d86043.tar.bz2 | |
[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.c | 46 |
1 files changed, 29 insertions, 17 deletions
diff --git a/sound/pci/emu10k1/irq.c b/sound/pci/emu10k1/irq.c index b81a7ca..cd8460d 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); } |