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    SubjectRe: [PATCH v3 1/1] dw_dmac: add cyclic API to DW DMA driver
    Hans-Christian Egtvedt wrote:
    > This patch adds a cyclic DMA interface to the DW DMA driver. This is
    > very useful if you want to use the DMA controller in combination with a
    > sound device which uses cyclic buffers.
    > Using a DMA channel for cyclic DMA will disable the possibility to use
    > it as a normal DMA engine until the user calls the cyclic free function
    > on the DMA channel. Also a cyclic DMA list can not be prepared if the
    > channel is already active.
    > Signed-off-by: Hans-Christian Egtvedt <>

    Acked-by: Haavard Skinnemoen <>

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      Last update: 2009-04-01 15:57    [W:0.019 / U:34.436 seconds]
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