diff options
Diffstat (limited to 'sound/soc/omap/omap-pcm.c')
| -rw-r--r-- | sound/soc/omap/omap-pcm.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index 9b5c88a..5e37ec9 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, |
