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path: root/sound/pci/cs5535audio
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Diffstat (limited to 'sound/pci/cs5535audio')
-rw-r--r--sound/pci/cs5535audio/cs5535audio_pcm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c b/sound/pci/cs5535audio/cs5535audio_pcm.c
index ec920cbb2a7..9a1e87fd481 100644
--- a/sound/pci/cs5535audio/cs5535audio_pcm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pcm.c
@@ -161,6 +161,7 @@ static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au,
jmpprd_addr = cpu_to_le32(lastdesc->addr +
(sizeof(struct cs5535audio_dma_desc)*periods));
+ dma->substream = substream;
dma->period_bytes = period_bytes;
dma->periods = periods;
spin_lock_irq(&cs5535au->reg_lock);
@@ -238,6 +239,7 @@ static void cs5535audio_clear_dma_packets(struct cs5535audio *cs5535au,
{
snd_dma_free_pages(&dma->desc_buf);
dma->desc_buf.area = NULL;
+ dma->substream = NULL;
}
static int snd_cs5535audio_hw_params(struct snd_pcm_substream *substream,