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authorLinus Torvalds <torvalds@g5.osdl.org>2005-11-02 18:36:15 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-02 18:36:15 -0800
commit3a7142371efdc95f4c5b5ffc188b18efdc4e64dd (patch)
tree29f2fbc9b0932ebeeb85dad6b309c1a22f9b1026 /include
parentec1890c5df451799dec969a3581ff72e1934b5ee (diff)
parentc7fb577e2a6cb04732541f2dc402bd46747f7558 (diff)
Merge branch 'swiotlb' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
Diffstat (limited to 'include')
-rw-r--r--include/asm-x86_64/dma-mapping.h31
-rw-r--r--include/asm-x86_64/swiotlb.h8
2 files changed, 35 insertions, 4 deletions
diff --git a/include/asm-x86_64/dma-mapping.h b/include/asm-x86_64/dma-mapping.h
index 54a380efed41..36d16dfbac88 100644
--- a/include/asm-x86_64/dma-mapping.h
+++ b/include/asm-x86_64/dma-mapping.h
@@ -85,10 +85,33 @@ static inline void dma_sync_single_for_device(struct device *hwdev,
flush_write_buffers();
}
-#define dma_sync_single_range_for_cpu(dev, dma_handle, offset, size, dir) \
- dma_sync_single_for_cpu(dev, dma_handle, size, dir)
-#define dma_sync_single_range_for_device(dev, dma_handle, offset, size, dir) \
- dma_sync_single_for_device(dev, dma_handle, size, dir)
+static inline void dma_sync_single_range_for_cpu(struct device *hwdev,
+ dma_addr_t dma_handle,
+ unsigned long offset,
+ size_t size, int direction)
+{
+ if (direction == DMA_NONE)
+ out_of_line_bug();
+
+ if (swiotlb)
+ return swiotlb_sync_single_range_for_cpu(hwdev,dma_handle,offset,size,direction);
+
+ flush_write_buffers();
+}
+
+static inline void dma_sync_single_range_for_device(struct device *hwdev,
+ dma_addr_t dma_handle,
+ unsigned long offset,
+ size_t size, int direction)
+{
+ if (direction == DMA_NONE)
+ out_of_line_bug();
+
+ if (swiotlb)
+ return swiotlb_sync_single_range_for_device(hwdev,dma_handle,offset,size,direction);
+
+ flush_write_buffers();
+}
static inline void dma_sync_sg_for_cpu(struct device *hwdev,
struct scatterlist *sg,
diff --git a/include/asm-x86_64/swiotlb.h b/include/asm-x86_64/swiotlb.h
index 7cbfd10ecc3c..dddf1b218681 100644
--- a/include/asm-x86_64/swiotlb.h
+++ b/include/asm-x86_64/swiotlb.h
@@ -15,6 +15,14 @@ extern void swiotlb_sync_single_for_cpu(struct device *hwdev,
extern void swiotlb_sync_single_for_device(struct device *hwdev,
dma_addr_t dev_addr,
size_t size, int dir);
+extern void swiotlb_sync_single_range_for_cpu(struct device *hwdev,
+ dma_addr_t dev_addr,
+ unsigned long offset,
+ size_t size, int dir);
+extern void swiotlb_sync_single_range_for_device(struct device *hwdev,
+ dma_addr_t dev_addr,
+ unsigned long offset,
+ size_t size, int dir);
extern void swiotlb_sync_sg_for_cpu(struct device *hwdev,
struct scatterlist *sg, int nelems,
int dir);