#include <asm/cacheflush.h>
#include <asm/io.h>
-extern void dma_cache_sync(void *vaddr, size_t size, int direction);
+extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
+ int direction);
/*
* Return whether the given device DMA address mask can be supported
return 0;
}
+/*
+ * dma_map_single can't fail as it is implemented now.
+ */
+static inline int dma_mapping_error(dma_addr_t addr)
+{
+ return 0;
+}
+
/**
* dma_alloc_coherent - allocate consistent memory for DMA
* @dev: valid struct device pointer, or NULL for ISA and EISA-like devices
dma_map_single(struct device *dev, void *cpu_addr, size_t size,
enum dma_data_direction direction)
{
- dma_cache_sync(cpu_addr, size, direction);
+ dma_cache_sync(dev, cpu_addr, size, direction);
return virt_to_bus(cpu_addr);
}
sg[i].dma_address = page_to_bus(sg[i].page) + sg[i].offset;
virt = page_address(sg[i].page) + sg[i].offset;
- dma_cache_sync(virt, sg[i].length, direction);
+ dma_cache_sync(dev, virt, sg[i].length, direction);
}
return nents;
dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
size_t size, enum dma_data_direction direction)
{
- dma_cache_sync(bus_to_virt(dma_handle), size, direction);
+ dma_cache_sync(dev, bus_to_virt(dma_handle), size, 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)
{
- dma_cache_sync(bus_to_virt(dma_handle), size, direction);
+ dma_cache_sync(dev, bus_to_virt(dma_handle), size, direction);
+}
+
+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);
}
/**
int i;
for (i = 0; i < nents; i++) {
- dma_cache_sync(page_address(sg[i].page) + sg[i].offset,
+ dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset,
sg[i].length, direction);
}
}
int i;
for (i = 0; i < nents; i++) {
- dma_cache_sync(page_address(sg[i].page) + sg[i].offset,
+ dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset,
sg[i].length, direction);
}
}
#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)
-static inline int dma_is_consistent(dma_addr_t dma_addr)
+static inline int dma_is_consistent(struct device *dev, dma_addr_t dma_addr)
{
return 1;
}