dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()

[karo-tx-linux.git] / include / linux / dma-mapping.h

diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 75857cda38e989e5a44150c5abb9bd1bd4872957..471e064af29f8998d71366af16813dd3472f09b2 100644 (file)
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -641,31 +641,40 @@ static inline void dmam_release_declared_memory(struct device *dev)
 }
 #endif /* CONFIG_HAVE_GENERIC_DMA_COHERENT */
 
-static inline void *dma_alloc_writecombine(struct device *dev, size_t size,
-                                          dma_addr_t *dma_addr, gfp_t gfp)
+static inline void *dma_alloc_wc(struct device *dev, size_t size,
+                                dma_addr_t *dma_addr, gfp_t gfp)
 {
        DEFINE_DMA_ATTRS(attrs);
        dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs);
        return dma_alloc_attrs(dev, size, dma_addr, gfp, &attrs);
 }
+#ifndef dma_alloc_writecombine
+#define dma_alloc_writecombine dma_alloc_wc
+#endif
 
-static inline void dma_free_writecombine(struct device *dev, size_t size,
-                                        void *cpu_addr, dma_addr_t dma_addr)
+static inline void dma_free_wc(struct device *dev, size_t size,
+                              void *cpu_addr, dma_addr_t dma_addr)
 {
        DEFINE_DMA_ATTRS(attrs);
        dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs);
        return dma_free_attrs(dev, size, cpu_addr, dma_addr, &attrs);
 }
+#ifndef dma_free_writecombine
+#define dma_free_writecombine dma_free_wc
+#endif
 
-static inline int dma_mmap_writecombine(struct device *dev,
-                                       struct vm_area_struct *vma,
-                                       void *cpu_addr, dma_addr_t dma_addr,
-                                       size_t size)
+static inline int dma_mmap_wc(struct device *dev,
+                             struct vm_area_struct *vma,
+                             void *cpu_addr, dma_addr_t dma_addr,
+                             size_t size)
 {
        DEFINE_DMA_ATTRS(attrs);
        dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs);
        return dma_mmap_attrs(dev, vma, cpu_addr, dma_addr, size, &attrs);
 }
+#ifndef dma_mmap_writecombine
+#define dma_mmap_writecombine dma_mmap_wc
+#endif
 
 #ifdef CONFIG_NEED_DMA_MAP_STATE
 #define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME)        dma_addr_t ADDR_NAME