ALSA: oxygen: support for period wakeup disabling
Allow disabling period wakeup interrupts for all PCM streams. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Родитель
7bb8fb70c4
Коммит
075140ea8b
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@ -39,7 +39,8 @@ static const struct snd_pcm_hardware oxygen_stereo_hardware = {
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SNDRV_PCM_INFO_MMAP_VALID |
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SNDRV_PCM_INFO_INTERLEAVED |
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SNDRV_PCM_INFO_PAUSE |
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SNDRV_PCM_INFO_SYNC_START,
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SNDRV_PCM_INFO_SYNC_START |
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SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
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.formats = SNDRV_PCM_FMTBIT_S16_LE |
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SNDRV_PCM_FMTBIT_S32_LE,
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.rates = SNDRV_PCM_RATE_32000 |
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@ -65,7 +66,8 @@ static const struct snd_pcm_hardware oxygen_multichannel_hardware = {
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SNDRV_PCM_INFO_MMAP_VALID |
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SNDRV_PCM_INFO_INTERLEAVED |
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SNDRV_PCM_INFO_PAUSE |
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SNDRV_PCM_INFO_SYNC_START,
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SNDRV_PCM_INFO_SYNC_START |
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SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
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.formats = SNDRV_PCM_FMTBIT_S16_LE |
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SNDRV_PCM_FMTBIT_S32_LE,
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.rates = SNDRV_PCM_RATE_32000 |
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@ -91,7 +93,8 @@ static const struct snd_pcm_hardware oxygen_ac97_hardware = {
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SNDRV_PCM_INFO_MMAP_VALID |
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SNDRV_PCM_INFO_INTERLEAVED |
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SNDRV_PCM_INFO_PAUSE |
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SNDRV_PCM_INFO_SYNC_START,
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SNDRV_PCM_INFO_SYNC_START |
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SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
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.formats = SNDRV_PCM_FMTBIT_S16_LE,
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.rates = SNDRV_PCM_RATE_48000,
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.rate_min = 48000,
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@ -530,7 +533,10 @@ static int oxygen_prepare(struct snd_pcm_substream *substream)
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oxygen_set_bits8(chip, OXYGEN_DMA_FLUSH, channel_mask);
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oxygen_clear_bits8(chip, OXYGEN_DMA_FLUSH, channel_mask);
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chip->interrupt_mask |= channel_mask;
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if (substream->runtime->no_period_wakeup)
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chip->interrupt_mask &= ~channel_mask;
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else
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chip->interrupt_mask |= channel_mask;
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oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, chip->interrupt_mask);
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spin_unlock_irq(&chip->reg_lock);
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return 0;
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