c6x: Provide dummy dma_mmap_coherent() and dma_get_sgtable()

[deliverable/linux.git] / arch / c6x / include / asm / dma-mapping.h

diff --git a/arch/c6x/include/asm/dma-mapping.h b/arch/c6x/include/asm/dma-mapping.h
index 3c694065030f506708a9717ef7bbb5faf94f6bc1..88bd0d899bdbedfac95bfc99450f9f6fbcc00ca0 100644 (file)
--- a/arch/c6x/include/asm/dma-mapping.h
+++ b/arch/c6x/include/asm/dma-mapping.h
@@ -89,4 +89,19 @@ extern void dma_free_coherent(struct device *, size_t, void *, dma_addr_t);
 #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent((d), (s), (h), (f))
 #define dma_free_noncoherent(d, s, v, h)  dma_free_coherent((d), (s), (v), (h))
 
+/* Not supported for now */
+static inline int dma_mmap_coherent(struct device *dev,
+                                   struct vm_area_struct *vma, void *cpu_addr,
+                                   dma_addr_t dma_addr, size_t size)
+{
+       return -EINVAL;
+}
+
+static inline int dma_get_sgtable(struct device *dev, struct sg_table *sgt,
+                                 void *cpu_addr, dma_addr_t dma_addr,
+                                 size_t size)
+{
+       return -EINVAL;
+}
+
 #endif /* _ASM_C6X_DMA_MAPPING_H */