lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

x86: delete the arch-specific dma-mapping headers.

Browse Source 
all the code that is left is ready to be merged as-is
in dma-mapping.h.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Glauber Costa
2008-03-25 18:36:39 -03:00
committed by Ingo Molnar
parent ae17a63b09
commit b7107a3d9d
3 changed files with 13 additions and 46 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
include/asm-x86/dma-mapping.h
View File

@@ -11,6 +11,9 @@
#include <asm/swiotlb.h>
extern dma_addr_t bad_dma_address;
extern int iommu_merge;
extern struct device fallback_dev;
extern int panic_on_overflow;
struct dma_mapping_ops {
int (*mapping_error)(dma_addr_t dma_addr);
@@ -75,12 +78,6 @@ void dma_free_coherent(struct device *dev, size_t size,
extern int dma_supported(struct device *hwdev, u64 mask);
extern int dma_set_mask(struct device *dev, u64 mask);
#ifdef CONFIG_X86_32
# include "dma-mapping_32.h"
#else
# include "dma-mapping_64.h"
#endif
static inline dma_addr_t
dma_map_single(struct device *hwdev, void *ptr, size_t size,
int direction)
@@ -205,6 +202,15 @@ dma_cache_sync(struct device *dev, void *vaddr, size_t size,
flush_write_buffers();
}
static inline int dma_get_cache_alignment(void)
{
/* no easy way to get cache size on all x86, so return the
* maximum possible, to be safe */
return boot_cpu_data.x86_clflush_size;
}
#define dma_is_consistent(d, h) (1)
#ifdef CONFIG_X86_32
# define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
extern int
@@ -217,5 +223,6 @@ dma_release_declared_memory(struct device *dev);
extern void *
dma_mark_declared_memory_occupied(struct device *dev,
dma_addr_t device_addr, size_t size);
extern int forbid_dac;
#endif /* CONFIG_X86_32 */
#endif