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x86: move alloc and free coherent to common header

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they are the same between architectures. (except for the fact
that x86_64 has duplicate code)

move them to 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 18:36:31 -03:00
committed by Ingo Molnar
parent e7f3a913f9
commit 8d396ded71
3 changed files with 10 additions and 20 deletions
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10
include/asm-x86/dma-mapping.h
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@@ -52,6 +52,16 @@ struct dma_mapping_ops {
extern const struct dma_mapping_ops *dma_ops;
#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)
void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag);
void dma_free_coherent(struct device *dev, size_t size,
void *vaddr, dma_addr_t dma_handle);
#ifdef CONFIG_X86_32
# include "dma-mapping_32.h"
#else