From: akepner@sgi.com
To: Grant Grundler <grundler@parisc-linux.org>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Jes Sorensen <jes@sgi.com>,
Randy Dunlap <randy.dunlap@oracle.com>,
David Miller <davem@davemloft.net>,
Roland Dreier <rdreier@cisco.com>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 1/4] dma: add dma_flags_set_dmaflush() to dma interface
Date: Tue, 25 Sep 2007 17:00:57 -0700 [thread overview]
Message-ID: <20070926000057.GL30013@sgi.com> (raw)
Introduce the dma_flags_set_dmaflush() interface and give it
a default no-op implementation.
Signed-off-by: Arthur Kepner <akepner@sgi.com>
--
dma-mapping.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 2dc21cb..a0f27b9 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -99,4 +99,11 @@ static inline void dmam_release_declared_memory(struct device *dev)
}
#endif /* ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY */
+#ifndef ARCH_CAN_REORDER_DMA
+static inline int
+dma_flags_set_dmaflush(int dir) {
+ return (dir);
+}
+#endif /* ARCH_CAN_REORDER_DMA */
+
#endif
next reply other threads:[~2007-09-26 0:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-26 0:00 akepner [this message]
2007-09-26 5:13 ` [PATCH 1/4] dma: add dma_flags_set_dmaflush() to dma interface Randy Dunlap
2007-09-28 0:20 ` akepner
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