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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2014-06-22 17:55:59 -0700
committerMark Brown <broonie@linaro.org>2014-06-28 14:41:18 +0100
commit8457e0e9e274cae4898f84dd5aaeb5d2098126c8 (patch)
treec014473b23d6d09f79c061f4b9f444a2d69fdfe8 /Documentation
parentd403e24908836cf80531519530a9be84426e3a3f (diff)
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ASoC: fsi: use dmaengine_prep_dma_cyclic() for DMA transfer
Current FSI driver is using DMAEngine directly, but, ASoC is requesting to use common DMA transfer method, like snd_dmaengine_pcm_trigger() or dmaengine_pcm_ops. It is difficult to switch at this point, since Renesas driver is also supporting PIO transfer. This patch uses dmaengine_prep_dma_cyclic() instead of dmaengine_prep_slave_single(). It is used in requested method, and is good first step to switch over. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@linaro.org>
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