Linux Framebuffer Layer development
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From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
To: linux-kernel@vger.kernel.org
Cc: Dan Williams <dan.j.williams@intel.com>,
	linux-fbdev-devel@lists.sourceforge.net,
	linux-arm-kernel@lists.arm.linux.org.uk, adaplas@gmail.com
Subject: [PATCH 1/4 v5] dmaengine: add async_tx_clear_ack() macro
Date: Mon, 22 Dec 2008 19:31:48 +0100 (CET)	[thread overview]
Message-ID: <Pine.LNX.4.64.0812221927260.5241@axis700.grange> (raw)
In-Reply-To: <Pine.LNX.4.64.0812221922200.5241@axis700.grange>

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


------------------------------------------------------------------------------

  reply	other threads:[~2008-12-22 18:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-22 18:31 [PATCH 0/4 v5] i.MX31: dmaengine and framebuffer drivers Guennadi Liakhovetski
2008-12-22 18:31 ` Guennadi Liakhovetski [this message]
2008-12-22 18:31 ` [PATCH 2/4 v5] i.MX31: Image Processing Unit DMA and IRQ drivers Guennadi Liakhovetski
2008-12-22 18:32 ` [PATCH 3/4 v5] i.MX31: framebuffer driver Guennadi Liakhovetski
2008-12-23 12:54   ` [Linux-fbdev-devel] " Geert Uytterhoeven
2008-12-22 18:32 ` [PATCH 4/4 v5] i.MX31: platform bindings and initialisation for IPU and framebuffer drivers Guennadi Liakhovetski

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