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[v2,1/4] ARM: dma-mapping: define ARCH_HAS_DMA_MMAP_COHERENT

Message ID 1343301191-26001-2-git-send-email-hdk@igel.co.jp (mailing list archive)
State New, archived
Headers show

Commit Message

Hideki EIRAKU July 26, 2012, 11:13 a.m. UTC
ARCH_HAS_DMA_MMAP_COHERENT indicates that there is dma_mmap_coherent() API
in this architecture.  The name is already defined in PowerPC.

Signed-off-by: Hideki EIRAKU <hdk@igel.co.jp>
---
 arch/arm/include/asm/dma-mapping.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
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Patch

diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index bbef15d..f41cd30 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -187,6 +187,7 @@  extern int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma,
 			struct dma_attrs *attrs);
 
 #define dma_mmap_coherent(d, v, c, h, s) dma_mmap_attrs(d, v, c, h, s, NULL)
+#define ARCH_HAS_DMA_MMAP_COHERENT
 
 static inline int dma_mmap_attrs(struct device *dev, struct vm_area_struct *vma,
 				  void *cpu_addr, dma_addr_t dma_addr,