Merge branch 'for-linus' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping

[profile/ivi/kernel-adaptation-intel-automotive.git] / arch / x86 / include / asm / dma-mapping.h

diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h
index 7b9227b..f7b4c79 100644 (file)
--- a/arch/x86/include/asm/dma-mapping.h
+++ b/arch/x86/include/asm/dma-mapping.h
@@ -31,7 +31,7 @@ extern struct dma_map_ops *dma_ops;
 
 static inline struct dma_map_ops *get_dma_ops(struct device *dev)
 {
-#ifdef CONFIG_X86_32
+#ifndef CONFIG_X86_DEV_DMA_OPS
        return dma_ops;
 #else
        if (unlikely(!dev) || !dev->archdata.dma_ops)
@@ -67,6 +67,12 @@ extern void dma_generic_free_coherent(struct device *dev, size_t size,
                                      void *vaddr, dma_addr_t dma_addr,
                                      struct dma_attrs *attrs);
 
+#ifdef CONFIG_X86_DMA_REMAP /* Platform code defines bridge-specific code */
+extern bool dma_capable(struct device *dev, dma_addr_t addr, size_t size);
+extern dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr);
+extern phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr);
+#else
+
 static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
 {
        if (!dev->dma_mask)
@@ -84,6 +90,7 @@ static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
 {
        return daddr;
 }
+#endif /* CONFIG_X86_DMA_REMAP */
 
 static inline void
 dma_cache_sync(struct device *dev, void *vaddr, size_t size,