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authorVineet Gupta <vgupta@synopsys.com>2016-03-16 16:38:57 +0530
committerVineet Gupta <vgupta@synopsys.com>2016-03-19 14:34:09 +0530
commitf2e3d55397ff7ad62e159e14281b346760857935 (patch)
treec24a20b11bd69c34412fa023da623843fccaf575 /arch/arc/include/asm/dma-mapping.h
parentf5db19e93f680160a0fb3e2b05ceb4832b24d486 (diff)
ARC: dma: reintroduce platform specific dma<->phys
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/include/asm/dma-mapping.h')
-rw-r--r--arch/arc/include/asm/dma-mapping.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arc/include/asm/dma-mapping.h b/arch/arc/include/asm/dma-mapping.h
index 660205414f1d..266f11c9bd59 100644
--- a/arch/arc/include/asm/dma-mapping.h
+++ b/arch/arc/include/asm/dma-mapping.h
@@ -11,6 +11,13 @@
#ifndef ASM_ARC_DMA_MAPPING_H
#define ASM_ARC_DMA_MAPPING_H
+#ifndef CONFIG_ARC_PLAT_NEEDS_PHYS_TO_DMA
+#define plat_dma_to_phys(dev, dma_handle) ((phys_addr_t)(dma_handle))
+#define plat_phys_to_dma(dev, paddr) ((dma_addr_t)(paddr))
+#else
+#include <plat/dma.h>
+#endif
+
extern struct dma_map_ops arc_dma_ops;
static inline struct dma_map_ops *get_dma_ops(struct device *dev)