lkml.org 
[lkml]   [2009]   [Jan]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    SubjectRe: [PATCH 1/4 v8] dmaengine: add async_tx_clear_ack() macro
    From: Guennadi Liakhovetski <lg@denx.de>

    To complete the DMA_CTRL_ACK handling API add a async_tx_clear_ack() macro.

    Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
    ---

    No change. Here for completeness.

    include/linux/dmaengine.h | 5 +++++
    1 files changed, 5 insertions(+), 0 deletions(-)

    diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
    index adb0b08..bd76c01 100644
    --- a/include/linux/dmaengine.h
    +++ b/include/linux/dmaengine.h
    @@ -380,6 +380,11 @@ static inline void async_tx_ack(struct dma_async_tx_descriptor *tx)
    tx->flags |= DMA_CTRL_ACK;
    }

    +static inline void async_tx_clear_ack(struct dma_async_tx_descriptor *tx)
    +{
    + tx->flags &= ~DMA_CTRL_ACK;
    +}
    +
    static inline bool async_tx_test_ack(struct dma_async_tx_descriptor *tx)
    {
    return (tx->flags & DMA_CTRL_ACK) == DMA_CTRL_ACK;
    --
    1.5.4


    \
     
     \ /
      Last update: 2009-01-08 19:07    [W:0.025 / U:31.760 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site