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ASoC: OMAP: Enable DMA burst mode 

Improve DMA transfers by enabling Burst transaction.

Signed-off-by: Eduardo Valentin <eduardo.valentin@nokia.com>
Acked-by: Jarkko Nikula <jhnikula@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Eduardo Valentin 2009-08-20 16:18:21 +03:00 committed by Mark Brown
parent 72cc6d715d
commit 9599d485cb
1 changed files with 3 additions and 0 deletions
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3
sound/soc/omap/omap-pcm.c
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@ -195,6 +195,9 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
else
omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ);
omap_set_dma_src_burst_mode(prtd->dma_ch, OMAP_DMA_DATA_BURST_16);
omap_set_dma_dest_burst_mode(prtd->dma_ch, OMAP_DMA_DATA_BURST_16);
return 0;
}