linux-kernel - [PATCH v2 4/4] ASoC: samsung: add to configure dma maxburst size

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Date:	Fri, 22 Feb 2013 17:10:10 +0900
From:	Boojin Kim <boojin.kim@...sung.com>
To:	linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	spi-devel-general@...ts.sourceforge.net,
	alsa-devel@...a-project.org
Cc:	'Vinod Koul' <vinod.koul@...el.com>, 'Dan Williams' <djbw@...com>,
	'Russell King' <linux@....linux.org.uk>,
	'Kukjin Kim' <kgene.kim@...sung.com>,
	'Grant Likely' <grant.likely@...retlab.ca>,
	'Mark Brown' <broonie@...nsource.wolfsonmicro.com>,
	'Rob Herring' <rob.herring@...xeda.com>,
	'Sangbeom Kim' <sbkim73@...sung.com>
Subject: [PATCH v2 4/4] ASoC: samsung: add to configure dma maxburst size

This patch adds to configure dma maxburst size.

Signed-off-by: Boojin Kim <boojin.kim@...sung.com>
---
 sound/soc/samsung/dma.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c
index 21b7926..bd4faa0 100644
--- a/sound/soc/samsung/dma.c
+++ b/sound/soc/samsung/dma.c
@@ -172,6 +172,7 @@ static int dma_hw_params(struct snd_pcm_substream *substream,
 			(substream->stream == SNDRV_PCM_STREAM_PLAYBACK
 			? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM);
 		config.width = prtd->params->dma_size;
+		config.maxburst = 1;
 		config.fifo = prtd->params->dma_addr;
 		prtd->params->ch = prtd->params->ops->request(
 				prtd->params->channel, &req, rtd->cpu_dai->dev,
--
1.7.5.4



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