[PATCH 1/4] dma: add dma_flags_set_dmaflush() to dma interface

[akepner]

Introduce the dma_flags_set_dmaflush() interface and give it
a default no-op implementation.

Signed-off-by: Arthur Kepner <akepner@xxxxxxx>
-- 

 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
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/