diff options
| author | James Morris <jmorris@namei.org> | 2009-06-19 08:20:55 +1000 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-06-19 08:20:55 +1000 |
| commit | d905163c5b23f6d8511971e06081a1b525e8a0bd (patch) | |
| tree | f76918c1be802ec068d37763466f5518efdb690e /sound/pci/oxygen/oxygen_pcm.c | |
| parent | 44c2d9bdd7022ca7d240d5adc009296fc1c6ce08 (diff) | |
| parent | 0732f87761dbe417cb6e084b712d07e879e876ef (diff) | |
Merge branch 'master' into next
Diffstat (limited to 'sound/pci/oxygen/oxygen_pcm.c')
| -rw-r--r-- | sound/pci/oxygen/oxygen_pcm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/pci/oxygen/oxygen_pcm.c b/sound/pci/oxygen/oxygen_pcm.c index c262049961e..3b5ca70c9d4 100644 --- a/sound/pci/oxygen/oxygen_pcm.c +++ b/sound/pci/oxygen/oxygen_pcm.c @@ -487,10 +487,14 @@ static int oxygen_hw_free(struct snd_pcm_substream *substream) { struct oxygen *chip = snd_pcm_substream_chip(substream); unsigned int channel = oxygen_substream_channel(substream); + unsigned int channel_mask = 1 << channel; spin_lock_irq(&chip->reg_lock); - chip->interrupt_mask &= ~(1 << channel); + chip->interrupt_mask &= ~channel_mask; oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, chip->interrupt_mask); + + oxygen_set_bits8(chip, OXYGEN_DMA_FLUSH, channel_mask); + oxygen_clear_bits8(chip, OXYGEN_DMA_FLUSH, channel_mask); spin_unlock_irq(&chip->reg_lock); return snd_pcm_lib_free_pages(substream); |