x86: move dma_sync_single_for_cpu to common header
authorGlauber Costa <gcosta@redhat.com>
Tue, 25 Mar 2008 21:36:25 +0000 (18:36 -0300)
committerIngo Molnar <mingo@elte.hu>
Sat, 19 Apr 2008 17:19:56 +0000 (19:19 +0200)
i386 gets an empty function.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
arch/x86/kernel/pci-base_32.c
include/asm-x86/dma-mapping.h
include/asm-x86/dma-mapping_32.h
include/asm-x86/dma-mapping_64.h

index 9205304..dce03c8 100644 (file)
@@ -35,6 +35,7 @@ static const struct dma_mapping_ops pci32_dma_ops = {
        .unmap_single = NULL,
        .map_sg = pci32_dma_map_sg,
        .unmap_sg = NULL,
+       .sync_single_for_cpu = NULL,
 };
 
 const struct dma_mapping_ops *dma_ops = &pci32_dma_ops;
index 6e7747a..507069d 100644 (file)
@@ -91,4 +91,16 @@ dma_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nents,
        if (dma_ops->unmap_sg)
                dma_ops->unmap_sg(hwdev, sg, nents, direction);
 }
+
+static inline void
+dma_sync_single_for_cpu(struct device *hwdev, dma_addr_t dma_handle,
+                       size_t size, int direction)
+{
+       BUG_ON(!valid_dma_direction(direction));
+       if (dma_ops->sync_single_for_cpu)
+               dma_ops->sync_single_for_cpu(hwdev, dma_handle, size,
+                                            direction);
+       flush_write_buffers();
+}
+
 #endif
index 55445e3..a05b2fc 100644 (file)
@@ -33,12 +33,6 @@ dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
 }
 
 static inline void
-dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
-                       enum dma_data_direction direction)
-{
-}
-
-static inline void
 dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size,
                        enum dma_data_direction direction)
 {
index ce37efb..b055964 100644 (file)
@@ -29,17 +29,6 @@ extern void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
 #define dma_unmap_page dma_unmap_single
 
 static inline void
-dma_sync_single_for_cpu(struct device *hwdev, dma_addr_t dma_handle,
-                       size_t size, int direction)
-{
-       BUG_ON(!valid_dma_direction(direction));
-       if (dma_ops->sync_single_for_cpu)
-               dma_ops->sync_single_for_cpu(hwdev, dma_handle, size,
-                                            direction);
-       flush_write_buffers();
-}
-
-static inline void
 dma_sync_single_for_device(struct device *hwdev, dma_addr_t dma_handle,
                           size_t size, int direction)
 {