i386 gets an empty function
Signed-off-by: Glauber Costa <[EMAIL PROTECTED]>
---
arch/x86/kernel/pci-base_32.c | 1 +
include/asm-x86/dma-mapping.h | 11 +++++++++++
include/asm-x86/dma-mapping_32.h | 7 -------
include/asm-x86/dma-mapping_64.h | 12 ------------
4 files changed, 12 insertions(+), 19 deletions(-)
diff --git a/arch/x86/kernel/pci-base_32.c b/arch/x86/kernel/pci-base_32.c
index d876600..033d94e 100644
--- a/arch/x86/kernel/pci-base_32.c
+++ b/arch/x86/kernel/pci-base_32.c
@@ -40,6 +40,7 @@ static const struct dma_mapping_ops pci32_dma_ops = {
.sync_single_range_for_cpu = NULL,
.sync_single_range_for_device = NULL,
.sync_sg_for_cpu = NULL,
+ .sync_sg_for_device = NULL,
};
const struct dma_mapping_ops *dma_ops = &pci32_dma_ops;
diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h
index 1a301d7..53a404b 100644
--- a/include/asm-x86/dma-mapping.h
+++ b/include/asm-x86/dma-mapping.h
@@ -148,4 +148,15 @@ dma_sync_sg_for_cpu(struct device *hwdev, struct
scatterlist *sg,
dma_ops->sync_sg_for_cpu(hwdev, sg, nelems, direction);
flush_write_buffers();
}
+
+static inline void
+dma_sync_sg_for_device(struct device *hwdev, struct scatterlist *sg,
+ int nelems, int direction)
+{
+ BUG_ON(!valid_dma_direction(direction));
+ if (dma_ops->sync_sg_for_device)
+ dma_ops->sync_sg_for_device(hwdev, sg, nelems, direction);
+
+ flush_write_buffers();
+}
#endif
diff --git a/include/asm-x86/dma-mapping_32.h b/include/asm-x86/dma-mapping_32.h
index e7c82e3..eff42f4 100644
--- a/include/asm-x86/dma-mapping_32.h
+++ b/include/asm-x86/dma-mapping_32.h
@@ -32,13 +32,6 @@ dma_unmap_page(struct device *dev, dma_addr_t dma_address,
size_t size,
BUG_ON(!valid_dma_direction(direction));
}
-static inline void
-dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems,
- enum dma_data_direction direction)
-{
- flush_write_buffers();
-}
-
static inline int
dma_mapping_error(dma_addr_t dma_addr)
{
diff --git a/include/asm-x86/dma-mapping_64.h b/include/asm-x86/dma-mapping_64.h
index 804b154..707dbbe 100644
--- a/include/asm-x86/dma-mapping_64.h
+++ b/include/asm-x86/dma-mapping_64.h
@@ -27,18 +27,6 @@ extern void dma_free_coherent(struct device *dev, size_t
size, void *vaddr,
dma_map_single((dev), page_address(page)+(offset), (size), (dir))
#define dma_unmap_page dma_unmap_single
-static inline void
-dma_sync_sg_for_device(struct device *hwdev, struct scatterlist *sg,
- int nelems, int direction)
-{
- BUG_ON(!valid_dma_direction(direction));
- if (dma_ops->sync_sg_for_device) {
- dma_ops->sync_sg_for_device(hwdev, sg, nelems, direction);
- }
-
- flush_write_buffers();
-}
-
extern int dma_supported(struct device *hwdev, u64 mask);
/* same for gart, swiotlb, and nommu */
--
1.5.0.6
-------------------------------------------------------------------------
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