Commit 9599d485 authored Aug 20, 2009 by Eduardo Valentin Committed by Mark Brown Aug 20, 2009

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>

parent 72cc6d71

sound/soc/omap/omap-pcm.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -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;
		}