Messages in this thread Patch in this message | | | From | Wolfram Sang <> | Subject | [PATCH 2/3] ASoC: imx: fix burstsize for DMA | Date | Fri, 25 Mar 2011 16:51:45 +0100 |
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SSI counts in words, the DMA engine in bytes. (Wrong) factor got removed in bf974a0 (ASoC i.MX: switch to new DMA api).
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> --- sound/soc/imx/imx-pcm-dma-mx2.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/imx/imx-pcm-dma-mx2.c b/sound/soc/imx/imx-pcm-dma-mx2.c index b2ed764..aab7765 100644 --- a/sound/soc/imx/imx-pcm-dma-mx2.c +++ b/sound/soc/imx/imx-pcm-dma-mx2.c @@ -110,12 +110,12 @@ static int imx_ssi_dma_alloc(struct snd_pcm_substream *substream, slave_config.direction = DMA_TO_DEVICE; slave_config.dst_addr = dma_params->dma_addr; slave_config.dst_addr_width = buswidth; - slave_config.dst_maxburst = dma_params->burstsize; + slave_config.dst_maxburst = dma_params->burstsize * buswidth; } else { slave_config.direction = DMA_FROM_DEVICE; slave_config.src_addr = dma_params->dma_addr; slave_config.src_addr_width = buswidth; - slave_config.src_maxburst = dma_params->burstsize; + slave_config.src_maxburst = dma_params->burstsize * buswidth; } ret = dmaengine_slave_config(iprtd->dma_chan, &slave_config); -- 1.7.2.5
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