Messages in this thread Patch in this message | | | Date | Mon, 22 Dec 2008 19:31:48 +0100 (CET) | From | Guennadi Liakhovetski <> | Subject | [PATCH 1/4 v5] dmaengine: add async_tx_clear_ack() macro |
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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 since v2 or v3
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 64dea2a..c820a3f 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -287,6 +287,11 @@ 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
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