* Copyright (C) 2000, 2001 Ralf Baechle <ralf@gnu.org>
* swiped from i386, and cloned for MIPS by Geert, polished by Ralf.
*/
-#include <linux/config.h>
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/module.h>
*/
void *dma_alloc_noncoherent(struct device *dev, size_t size,
- dma_addr_t * dma_handle, int gfp)
+ dma_addr_t * dma_handle, gfp_t gfp)
{
void *ret;
/* ignore region specifiers */
EXPORT_SYMBOL(dma_alloc_noncoherent);
void *dma_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t * dma_handle, int gfp)
+ dma_addr_t * dma_handle, gfp_t gfp)
{
void *ret;
{
unsigned long addr = (unsigned long) ptr;
- switch (direction) {
- case DMA_TO_DEVICE:
- dma_cache_wback(addr, size);
- break;
-
- case DMA_FROM_DEVICE:
- dma_cache_inv(addr, size);
- break;
-
- case DMA_BIDIRECTIONAL:
- dma_cache_wback_inv(addr, size);
- break;
-
- default:
- BUG();
- }
+ __dma_sync(addr, size, direction);
return virt_to_phys(ptr);
}
unsigned long addr;
addr = dma_addr + PAGE_OFFSET;
- switch (direction) {
- case DMA_TO_DEVICE:
- //dma_cache_wback(addr, size);
- break;
-
- case DMA_FROM_DEVICE:
- //dma_cache_inv(addr, size);
- break;
-
- case DMA_BIDIRECTIONAL:
- //dma_cache_wback_inv(addr, size);
- break;
-
- default:
- BUG();
- }
+ //__dma_sync(addr, size, direction);
}
EXPORT_SYMBOL(dma_unmap_single);
for (i = 0; i < nents; i++, sg++) {
unsigned long addr;
-
+
addr = (unsigned long) page_address(sg->page);
- if (addr)
+ if (addr) {
__dma_sync(addr + sg->offset, sg->length, direction);
- sg->dma_address = (dma_addr_t)
- (page_to_phys(sg->page) + sg->offset);
+ sg->dma_address = (dma_addr_t)page_to_phys(sg->page)
+ + sg->offset;
+ }
}
return nents;
for (i = 0; i < nhwentries; i++, sg++) {
addr = (unsigned long) page_address(sg->page);
- if (!addr)
- continue;
- dma_cache_wback_inv(addr + sg->offset, sg->length);
+ if (addr)
+ __dma_sync(addr + sg->offset, sg->length, direction);
}
}
size_t size, enum dma_data_direction direction)
{
unsigned long addr;
-
+
BUG_ON(direction == DMA_NONE);
-
+
addr = dma_handle + PAGE_OFFSET;
__dma_sync(addr, size, direction);
}
enum dma_data_direction direction)
{
int i;
-
+
BUG_ON(direction == DMA_NONE);
-
+
/* Make sure that gcc doesn't leave the empty loop body. */
for (i = 0; i < nelems; i++, sg++)
__dma_sync((unsigned long)page_address(sg->page),
EXPORT_SYMBOL(dma_supported);
-int dma_is_consistent(dma_addr_t dma_addr)
+int dma_is_consistent(struct device *dev, dma_addr_t dma_addr)
{
return 1;
}
EXPORT_SYMBOL(dma_is_consistent);
-void dma_cache_sync(void *vaddr, size_t size, enum dma_data_direction direction)
+void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
+ enum dma_data_direction direction)
{
if (direction == DMA_NONE)
return;