Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog

[pandora-kernel.git] / include / asm-sh / dma-mapping.h

diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h
index 6f492ac..fcea067 100644 (file)
--- a/include/asm-sh/dma-mapping.h
+++ b/include/asm-sh/dma-mapping.h
@@ -2,7 +2,7 @@
 #define __ASM_SH_DMA_MAPPING_H
 
 #include <linux/mm.h>
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
 #include <asm/cacheflush.h>
 #include <asm/io.h>
 
@@ -85,10 +85,9 @@ static inline int dma_map_sg(struct device *dev, struct scatterlist *sg,
 
        for (i = 0; i < nents; i++) {
 #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT)
-               dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset,
-                              sg[i].length, dir);
+               dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir);
 #endif
-               sg[i].dma_address = page_to_phys(sg[i].page) + sg[i].offset;
+               sg[i].dma_address = sg_phys(&sg[i]);
        }
 
        return nents;
@@ -138,10 +137,9 @@ static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg,
 
        for (i = 0; i < nelems; i++) {
 #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT)
-               dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset,
-                              sg[i].length, dir);
+               dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir);
 #endif
-               sg[i].dma_address = page_to_phys(sg[i].page) + sg[i].offset;
+               sg[i].dma_address = sg_phys(&sg[i]);
        }
 }
 
@@ -160,6 +158,25 @@ static inline void dma_sync_single_for_device(struct device *dev,
        dma_sync_single(dev, dma_handle, size, dir);
 }
 
+static inline void dma_sync_single_range_for_cpu(struct device *dev,
+                                                dma_addr_t dma_handle,
+                                                unsigned long offset,
+                                                size_t size,
+                                                enum dma_data_direction direction)
+{
+       dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction);
+}
+
+static inline void dma_sync_single_range_for_device(struct device *dev,
+                                                   dma_addr_t dma_handle,
+                                                   unsigned long offset,
+                                                   size_t size,
+                                                   enum dma_data_direction direction)
+{
+       dma_sync_single_for_device(dev, dma_handle+offset, size, direction);
+}
+
+
 static inline void dma_sync_sg_for_cpu(struct device *dev,
                                       struct scatterlist *sg, int nelems,
                                       enum dma_data_direction dir)