fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-sparc64 / dma-mapping.h

diff --git a/include/asm-sparc64/dma-mapping.h b/include/asm-sparc64/dma-mapping.h
index a587fd7..2f858a2 100644 (file)
--- a/include/asm-sparc64/dma-mapping.h
+++ b/include/asm-sparc64/dma-mapping.h
@@ -1,7 +1,6 @@
 #ifndef _ASM_SPARC64_DMA_MAPPING_H
 #define _ASM_SPARC64_DMA_MAPPING_H
 
-#include <linux/config.h>
 
 #ifdef CONFIG_PCI
 
@@ -33,7 +32,7 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
 {
        BUG_ON(dev->bus != &pci_bus_type);
 
-       return __pci_alloc_consistent(to_pci_dev(dev), size, dma_handle, flag);
+       return pci_iommu_ops->alloc_consistent(to_pci_dev(dev), size, dma_handle, flag);
 }
 
 static inline void
@@ -161,6 +160,63 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
        BUG();
 }
 
+static inline void
+dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
+                       enum dma_data_direction direction)
+{
+       BUG();
+}
+
+static inline void
+dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size,
+                          enum dma_data_direction direction)
+{
+       BUG();
+}
+
 #endif /* PCI */
 
+
+/* Now for the API extensions over the pci_ one */
+
+#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)
+#define dma_is_consistent(d, h)        (1)
+
+static inline int
+dma_get_cache_alignment(void)
+{
+       /* no easy way to get cache size on all processors, so return
+        * the maximum possible, to be safe */
+       return (1 << INTERNODE_CACHE_SHIFT);
+}
+
+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)
+{
+       /* just sync everything, that's all the pci API can do */
+       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)
+{
+       /* just sync everything, that's all the pci API can do */
+       dma_sync_single_for_device(dev, dma_handle, offset+size, direction);
+}
+
+static inline void
+dma_cache_sync(struct device *dev, void *vaddr, size_t size,
+              enum dma_data_direction direction)
+{
+       /* could define this in terms of the dma_cache ... operations,
+        * but if you get this on a platform, you should convert the platform
+        * to using the generic device DMA API */
+       BUG();
+}
+
 #endif /* _ASM_SPARC64_DMA_MAPPING_H */