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[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>
This commit is contained in:
James Courtier-Dutton
Jaroslav Kysela
parent
d05b2817d8
commit
6e4abc40fc
@ -83,7 +83,8 @@
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#define IPR 0x08 /* Global interrupt pending register */
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/* Clear pending interrupts by writing a 1 to */
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/* the relevant bits and zero to the other bits */
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#define IPR_P16V 0x80000000 /* Bit set when the CA0151 P16V chip wishes
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to interrupt */
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#define IPR_GPIOMSG 0x20000000 /* GPIO message interrupt (RE'd, still not sure
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which INTE bits enable it) */
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@ -1109,7 +1110,9 @@ struct _snd_emu10k1 {
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emu10k1_voice_t voices[NUM_G];
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emu10k1_voice_t p16v_voices[4];
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emu10k1_voice_t p16v_capture_voice;
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int p16v_device_offset;
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u32 p16v_capture_source;
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emu10k1_pcm_mixer_t pcm_mixer[32];
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emu10k1_pcm_mixer_t efx_pcm_mixer[NUM_EFX_PLAYBACK];
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snd_kcontrol_t *ctl_send_routing;
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@ -37,7 +37,7 @@ irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
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int handled = 0;
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while ((status = inl(emu->port + IPR)) != 0) {
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// printk("irq - status = 0x%x\n", status);
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//printk("emu10k1 irq - status = 0x%x\n", status);
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orig_status = status;
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handled = 1;
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if (status & IPR_PCIERROR) {
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@ -147,9 +147,36 @@ irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
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snd_emu10k1_intr_disable(emu, INTE_FXDSPENABLE);
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status &= ~IPR_FXDSP;
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}
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if (status & IPR_P16V) {
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while ((status2 = inl(emu->port + IPR2)) != 0) {
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u32 mask = INTE2_PLAYBACK_CH_0_LOOP; /* Full Loop */
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emu10k1_voice_t *pvoice = &(emu->p16v_voices[0]);
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emu10k1_voice_t *cvoice = &(emu->p16v_capture_voice);
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//printk(KERN_INFO "status2=0x%x\n", status2);
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orig_status2 = status2;
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if(status2 & mask) {
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if(pvoice->use) {
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snd_pcm_period_elapsed(pvoice->epcm->substream);
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} else {
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snd_printk(KERN_ERR "p16v: status: 0x%08x, mask=0x%08x, pvoice=%p, use=%d\n", status2, mask, pvoice, pvoice->use);
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}
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}
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if(status2 & 0x110000) {
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//printk(KERN_INFO "capture int found\n");
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if(cvoice->use) {
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//printk(KERN_INFO "capture period_elapsed\n");
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snd_pcm_period_elapsed(cvoice->epcm->substream);
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}
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}
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outl(orig_status2, emu->port + IPR2); /* ack all */
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}
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status &= ~IPR_P16V;
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}
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if (status) {
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unsigned int bits;
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//snd_printk(KERN_ERR "emu10k1: unhandled interrupt: 0x%08x\n", status);
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snd_printk(KERN_ERR "emu10k1: unhandled interrupt: 0x%08x\n", status);
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//make sure any interrupts we don't handle are disabled:
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bits = INTE_FXDSPENABLE |
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INTE_PCIERRORENABLE |
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@ -170,20 +197,5 @@ irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
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}
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outl(orig_status, emu->port + IPR); /* ack all */
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}
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if (emu->audigy && emu->revision == 4) { /* P16V */
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while ((status2 = inl(emu->port + IPR2)) != 0) {
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u32 mask = INTE2_PLAYBACK_CH_0_LOOP; /* Full Loop */
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emu10k1_voice_t *pvoice = &(emu->p16v_voices[0]);
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orig_status2 = status2;
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if(status2 & mask) {
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if(pvoice->use) {
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snd_pcm_period_elapsed(pvoice->epcm->substream);
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} else {
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snd_printk(KERN_ERR "p16v: status: 0x%08x, mask=0x%08x, pvoice=%p, use=%d\n", status2, mask, pvoice, pvoice->use);
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}
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}
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outl(orig_status2, emu->port + IPR2); /* ack all */
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}
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}
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return IRQ_RETVAL(handled);
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}
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@ -132,9 +132,29 @@ static snd_pcm_hardware_t snd_p16v_playback_hw = {
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.fifo_size = 0,
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};
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static snd_pcm_hardware_t snd_p16v_capture_hw = {
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.info = (SNDRV_PCM_INFO_MMAP |
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SNDRV_PCM_INFO_INTERLEAVED |
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SNDRV_PCM_INFO_BLOCK_TRANSFER |
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SNDRV_PCM_INFO_MMAP_VALID),
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.formats = SNDRV_PCM_FMTBIT_S32_LE,
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.rates = SNDRV_PCM_RATE_48000,
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.rate_min = 48000,
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.rate_max = 48000,
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.channels_min = 2,
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.channels_max = 2,
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.buffer_bytes_max = (32*1024),
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.period_bytes_min = 64,
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.period_bytes_max = (16*1024),
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.periods_min = 2,
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.periods_max = 2,
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.fifo_size = 0,
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};
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static void snd_p16v_pcm_free_substream(snd_pcm_runtime_t *runtime)
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{
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snd_pcm_t *epcm = runtime->private_data;
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emu10k1_pcm_t *epcm = runtime->private_data;
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if (epcm) {
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//snd_printk("epcm free: %p\n", epcm);
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@ -178,15 +198,63 @@ static int snd_p16v_pcm_open_playback_channel(snd_pcm_substream_t *substream, in
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return 0;
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}
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/* open_capture callback */
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static int snd_p16v_pcm_open_capture_channel(snd_pcm_substream_t *substream, int channel_id)
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{
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emu10k1_t *emu = snd_pcm_substream_chip(substream);
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emu10k1_voice_t *channel = &(emu->p16v_capture_voice);
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emu10k1_pcm_t *epcm;
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snd_pcm_runtime_t *runtime = substream->runtime;
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int err;
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epcm = kcalloc(1, sizeof(*epcm), GFP_KERNEL);
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//snd_printk("epcm kcalloc: %p\n", epcm);
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if (epcm == NULL)
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return -ENOMEM;
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epcm->emu = emu;
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epcm->substream = substream;
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//snd_printk("epcm device=%d, channel_id=%d\n", substream->pcm->device, channel_id);
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runtime->private_data = epcm;
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runtime->private_free = snd_p16v_pcm_free_substream;
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runtime->hw = snd_p16v_capture_hw;
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channel->emu = emu;
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channel->number = channel_id;
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channel->use=1;
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//snd_printk("p16v: open channel_id=%d, channel=%p, use=0x%x\n", channel_id, channel, channel->use);
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//printk("open:channel_id=%d, chip=%p, channel=%p\n",channel_id, chip, channel);
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//channel->interrupt = snd_p16v_pcm_channel_interrupt;
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channel->epcm=epcm;
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if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
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return err;
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return 0;
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}
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/* close callback */
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static int snd_p16v_pcm_close_playback(snd_pcm_substream_t *substream)
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{
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emu10k1_t *emu = snd_pcm_substream_chip(substream);
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//snd_pcm_runtime_t *runtime = substream->runtime;
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//emu10k1_pcm_t *epcm = runtime->private_data;
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emu->p16v_voices[substream->pcm->device - emu->p16v_device_offset].use=0;
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/* FIXME: maybe zero others */
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//emu10k1_pcm_t *epcm = runtime->private_data;
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emu->p16v_voices[substream->pcm->device - emu->p16v_device_offset].use=0;
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/* FIXME: maybe zero others */
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return 0;
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}
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/* close callback */
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static int snd_p16v_pcm_close_capture(snd_pcm_substream_t *substream)
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{
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emu10k1_t *emu = snd_pcm_substream_chip(substream);
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//snd_pcm_runtime_t *runtime = substream->runtime;
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//emu10k1_pcm_t *epcm = runtime->private_data;
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emu->p16v_capture_voice.use=0;
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/* FIXME: maybe zero others */
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return 0;
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}
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@ -195,36 +263,55 @@ static int snd_p16v_pcm_open_playback_front(snd_pcm_substream_t *substream)
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return snd_p16v_pcm_open_playback_channel(substream, PCM_FRONT_CHANNEL);
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}
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static int snd_p16v_pcm_open_capture(snd_pcm_substream_t *substream)
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{
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// Only using channel 0 for now, but the card has 2 channels.
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return snd_p16v_pcm_open_capture_channel(substream, 0);
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}
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/* hw_params callback */
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static int snd_p16v_pcm_hw_params_playback(snd_pcm_substream_t *substream,
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snd_pcm_hw_params_t * hw_params)
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{
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int result;
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//snd_printk("hw_params alloc: substream=%p\n", substream);
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result = snd_pcm_lib_malloc_pages(substream,
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params_buffer_bytes(hw_params));
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//snd_printk("hw_params alloc: result=%d\n", result);
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//dump_stack();
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return result;
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}
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/* hw_params callback */
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static int snd_p16v_pcm_hw_params_capture(snd_pcm_substream_t *substream,
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snd_pcm_hw_params_t * hw_params)
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{
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int result;
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result = snd_pcm_lib_malloc_pages(substream,
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params_buffer_bytes(hw_params));
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return result;
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}
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/* hw_free callback */
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static int snd_p16v_pcm_hw_free_playback(snd_pcm_substream_t *substream)
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{
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int result;
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//snd_printk("hw_params free: substream=%p\n", substream);
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result = snd_pcm_lib_free_pages(substream);
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//snd_printk("hw_params free: result=%d\n", result);
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//dump_stack();
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return result;
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}
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/* hw_free callback */
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static int snd_p16v_pcm_hw_free_capture(snd_pcm_substream_t *substream)
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{
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int result;
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result = snd_pcm_lib_free_pages(substream);
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return result;
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}
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/* prepare playback callback */
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static int snd_p16v_pcm_prepare_playback(snd_pcm_substream_t *substream)
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{
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emu10k1_t *emu = snd_pcm_substream_chip(substream);
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snd_pcm_runtime_t *runtime = substream->runtime;
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//emu10k1_pcm_t *epcm = runtime->private_data;
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int channel = substream->pcm->device - emu->p16v_device_offset;
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u32 *table_base = (u32 *)(emu->p16v_buffer.area+(8*16*channel));
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u32 period_size_bytes = frames_to_bytes(runtime, runtime->period_size);
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@ -253,7 +340,7 @@ static int snd_p16v_pcm_prepare_playback(snd_pcm_substream_t *substream)
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break;
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}
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/* FIXME: Check emu->buffer.size before actually writing to it. */
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for(i=0; i < runtime->periods; i++) {
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for(i=0; i < runtime->periods; i++) {
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table_base[i*2]=runtime->dma_addr+(i*period_size_bytes);
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table_base[(i*2)+1]=period_size_bytes<<16;
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}
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@ -270,6 +357,23 @@ static int snd_p16v_pcm_prepare_playback(snd_pcm_substream_t *substream)
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return 0;
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}
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/* prepare capture callback */
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static int snd_p16v_pcm_prepare_capture(snd_pcm_substream_t *substream)
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{
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emu10k1_t *emu = snd_pcm_substream_chip(substream);
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snd_pcm_runtime_t *runtime = substream->runtime;
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int channel = substream->pcm->device - emu->p16v_device_offset;
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//printk("prepare:channel_number=%d, rate=%d, format=0x%x, channels=%d, buffer_size=%ld, period_size=%ld, frames_to_bytes=%d\n",channel, runtime->rate, runtime->format, runtime->channels, runtime->buffer_size, runtime->period_size, frames_to_bytes(runtime, 1));
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snd_emu10k1_ptr20_write(emu, 0x13, channel, 0);
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snd_emu10k1_ptr20_write(emu, CAPTURE_DMA_ADDR, channel, runtime->dma_addr);
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snd_emu10k1_ptr20_write(emu, CAPTURE_BUFFER_SIZE, channel, frames_to_bytes(runtime, runtime->buffer_size)<<16); // buffer size in bytes
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snd_emu10k1_ptr20_write(emu, CAPTURE_POINTER, channel, 0);
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//snd_emu10k1_ptr20_write(emu, CAPTURE_SOURCE, 0x0, 0x333300e4); /* Select MIC or Line in */
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//snd_emu10k1_ptr20_write(emu, EXTENDED_INT_MASK, 0, snd_emu10k1_ptr20_read(emu, EXTENDED_INT_MASK, 0) | (0x110000<<channel));
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return 0;
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}
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static void snd_p16v_intr_enable(emu10k1_t *emu, unsigned int intrenb)
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{
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unsigned long flags;
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@ -345,6 +449,36 @@ static int snd_p16v_pcm_trigger_playback(snd_pcm_substream_t *substream,
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return result;
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}
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/* trigger_capture callback */
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static int snd_p16v_pcm_trigger_capture(snd_pcm_substream_t *substream,
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int cmd)
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{
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emu10k1_t *emu = snd_pcm_substream_chip(substream);
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snd_pcm_runtime_t *runtime = substream->runtime;
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emu10k1_pcm_t *epcm = runtime->private_data;
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int channel = 0;
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int result = 0;
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u32 inte = INTE2_CAPTURE_CH_0_LOOP | INTE2_CAPTURE_CH_0_HALF_LOOP;
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switch (cmd) {
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case SNDRV_PCM_TRIGGER_START:
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snd_p16v_intr_enable(emu, inte);
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snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0)|(0x100<<channel));
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epcm->running = 1;
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break;
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case SNDRV_PCM_TRIGGER_STOP:
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snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0) & ~(0x100<<channel));
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snd_p16v_intr_disable(emu, inte);
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//snd_emu10k1_ptr20_write(emu, EXTENDED_INT_MASK, 0, snd_emu10k1_ptr20_read(emu, EXTENDED_INT_MASK, 0) & ~(0x110000<<channel));
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epcm->running = 0;
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break;
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default:
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result = -EINVAL;
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break;
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}
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return result;
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}
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/* pointer_playback callback */
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static snd_pcm_uframes_t
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snd_p16v_pcm_pointer_playback(snd_pcm_substream_t *substream)
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@ -370,6 +504,31 @@ snd_p16v_pcm_pointer_playback(snd_pcm_substream_t *substream)
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return ptr;
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}
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/* pointer_capture callback */
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static snd_pcm_uframes_t
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snd_p16v_pcm_pointer_capture(snd_pcm_substream_t *substream)
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{
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emu10k1_t *emu = snd_pcm_substream_chip(substream);
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snd_pcm_runtime_t *runtime = substream->runtime;
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emu10k1_pcm_t *epcm = runtime->private_data;
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snd_pcm_uframes_t ptr, ptr1, ptr2 = 0;
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int channel = 0;
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if (!epcm->running)
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return 0;
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ptr1 = snd_emu10k1_ptr20_read(emu, CAPTURE_POINTER, channel);
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ptr2 = bytes_to_frames(runtime, ptr1);
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ptr=ptr2;
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if (ptr >= runtime->buffer_size) {
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ptr -= runtime->buffer_size;
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printk("buffer capture limited!\n");
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}
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//printk("ptr1 = 0x%lx, ptr2=0x%lx, ptr=0x%lx, buffer_size = 0x%x, period_size = 0x%x, bits=%d, rate=%d\n", ptr1, ptr2, ptr, (int)runtime->buffer_size, (int)runtime->period_size, (int)runtime->frame_bits, (int)runtime->rate);
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return ptr;
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}
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/* operators */
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static snd_pcm_ops_t snd_p16v_playback_front_ops = {
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.open = snd_p16v_pcm_open_playback_front,
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@ -382,6 +541,18 @@ static snd_pcm_ops_t snd_p16v_playback_front_ops = {
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.pointer = snd_p16v_pcm_pointer_playback,
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};
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static snd_pcm_ops_t snd_p16v_capture_ops = {
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.open = snd_p16v_pcm_open_capture,
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.close = snd_p16v_pcm_close_capture,
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.ioctl = snd_pcm_lib_ioctl,
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.hw_params = snd_p16v_pcm_hw_params_capture,
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.hw_free = snd_p16v_pcm_hw_free_capture,
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.prepare = snd_p16v_pcm_prepare_capture,
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.trigger = snd_p16v_pcm_trigger_capture,
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.pointer = snd_p16v_pcm_pointer_capture,
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};
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int snd_p16v_free(emu10k1_t *chip)
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{
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// release the data
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@ -405,20 +576,22 @@ int snd_p16v_pcm(emu10k1_t *emu, int device, snd_pcm_t **rpcm)
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snd_pcm_t *pcm;
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snd_pcm_substream_t *substream;
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int err;
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int capture=0;
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int capture=1;
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//snd_printk("snd_p16v_pcm called. device=%d\n", device);
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emu->p16v_device_offset = device;
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if (rpcm)
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*rpcm = NULL;
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||||
//if (device == 0) capture=1;
|
||||
|
||||
if ((err = snd_pcm_new(emu->card, "p16v", device, 1, capture, &pcm)) < 0)
|
||||
return err;
|
||||
|
||||
pcm->private_data = emu;
|
||||
pcm->private_free = snd_p16v_pcm_free;
|
||||
|
||||
// Single playback 8 channel device.
|
||||
// Single capture 2 channel device.
|
||||
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_p16v_playback_front_ops);
|
||||
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_p16v_capture_ops);
|
||||
|
||||
pcm->info_flags = 0;
|
||||
pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
|
||||
@ -694,6 +867,56 @@ static snd_kcontrol_new_t snd_p16v_volume_control_spdif_rear =
|
||||
.put = snd_p16v_volume_put_spdif_rear
|
||||
};
|
||||
|
||||
static int snd_p16v_capture_source_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
|
||||
{
|
||||
static char *texts[8] = { "SPDIF", "I2S", "SRC48", "SRCMulti_SPDIF", "SRCMulti_I2S", "CDIF", "FX", "AC97" };
|
||||
|
||||
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
|
||||
uinfo->count = 1;
|
||||
uinfo->value.enumerated.items = 8;
|
||||
if (uinfo->value.enumerated.item > 7)
|
||||
uinfo->value.enumerated.item = 7;
|
||||
strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int snd_p16v_capture_source_get(snd_kcontrol_t * kcontrol,
|
||||
snd_ctl_elem_value_t * ucontrol)
|
||||
{
|
||||
emu10k1_t *emu = snd_kcontrol_chip(kcontrol);
|
||||
|
||||
ucontrol->value.enumerated.item[0] = emu->p16v_capture_source;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int snd_p16v_capture_source_put(snd_kcontrol_t * kcontrol,
|
||||
snd_ctl_elem_value_t * ucontrol)
|
||||
{
|
||||
emu10k1_t *emu = snd_kcontrol_chip(kcontrol);
|
||||
unsigned int val;
|
||||
int change = 0;
|
||||
u32 mask;
|
||||
u32 source;
|
||||
|
||||
val = ucontrol->value.enumerated.item[0] ;
|
||||
change = (emu->p16v_capture_source != val);
|
||||
if (change) {
|
||||
emu->p16v_capture_source = val;
|
||||
source = (val << 28) | (val << 24) | (val << 20) | (val << 16);
|
||||
mask = snd_emu10k1_ptr20_read(emu, BASIC_INTERRUPT, 0) & 0xffff;
|
||||
snd_emu10k1_ptr20_write(emu, BASIC_INTERRUPT, 0, source | mask);
|
||||
}
|
||||
return change;
|
||||
}
|
||||
|
||||
static snd_kcontrol_new_t snd_p16v_capture_source __devinitdata =
|
||||
{
|
||||
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
||||
.name = "HD Capture source",
|
||||
.info = snd_p16v_capture_source_info,
|
||||
.get = snd_p16v_capture_source_get,
|
||||
.put = snd_p16v_capture_source_put
|
||||
};
|
||||
int snd_p16v_mixer(emu10k1_t *emu)
|
||||
{
|
||||
int err;
|
||||
@ -731,6 +954,10 @@ int snd_p16v_mixer(emu10k1_t *emu)
|
||||
return -ENOMEM;
|
||||
if ((err = snd_ctl_add(card, kctl)))
|
||||
return err;
|
||||
if ((kctl = snd_ctl_new1(&snd_p16v_capture_source, emu)) == NULL)
|
||||
return -ENOMEM;
|
||||
if ((err = snd_ctl_add(card, kctl)))
|
||||
return err;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user