[PATCH 1/4 v5] dmaengine: add async_tx_clear_ack() macro
From: Guennadi Liakhovetski <hidden>
Date: 2008-12-22 18:33:58
Also in:
lkml
Subsystem:
dma generic offload engine subsystem, the rest · Maintainers:
Vinod Koul, Linus Torvalds
From: Guennadi Liakhovetski <redacted> To complete the DMA_CTRL_ACK handling API add a async_tx_clear_ack() macro. Signed-off-by: Guennadi Liakhovetski <redacted> --- 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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