1 files changed, 8 insertions, 0 deletions

diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 9b5c88ac35b..5e37ec915de 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -198,6 +198,14 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
                               OMAP_DMA_LAST_IRQ | OMAP_DMA_BLOCK_IRQ);
         else if (!substream->runtime->no_period_wakeup)
                 omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ);
+        else {
+                /*
+                 * No period wakeup:
+                 * we need to disable BLOCK_IRQ, which is enabled by the omap
+                 * dma core at request dma time.
+                 */
+                omap_disable_dma_irq(prtd->dma_ch, OMAP_DMA_BLOCK_IRQ);
+        }
 
         if (!(cpu_class_is_omap1())) {
                 omap_set_dma_src_burst_mode(prtd->dma_ch,