dmaengine: omap: Support for element mode in cyclic DMA
When src_maxburst/dst_maxburst is set to 0 by the users of cyclic DMA (mostly audio) indicates that we should configure the omap DMA to element sync mode instead of packet mode. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Acked-by: Vinod Koul <vinod.koul@linux.intel.com> Tested-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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@ -413,7 +413,10 @@ static struct dma_async_tx_descriptor *omap_dma_prep_dma_cyclic(
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d->dev_addr = dev_addr;
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d->fi = burst;
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d->es = es;
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d->sync_mode = OMAP_DMA_SYNC_PACKET;
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if (burst)
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d->sync_mode = OMAP_DMA_SYNC_PACKET;
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else
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d->sync_mode = OMAP_DMA_SYNC_ELEMENT;
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d->sync_type = sync_type;
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d->periph_port = OMAP_DMA_PORT_MPUI;
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d->sg[0].addr = buf_addr;
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