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x86: move bad_dma_address 

It goes to pci-dma.c, and is removed from the arch-specific files.

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 2008-04-08 13:21:00 -03:00 committed by Ingo Molnar
parent d09d815c1b
commit cac67877d2
3 changed files with 2 additions and 6 deletions
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2
arch/x86/kernel/pci-dma.c
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@ -35,6 +35,8 @@ int iommu_detected __read_mostly = 0;
int iommu_bio_merge __read_mostly = 0;
EXPORT_SYMBOL(iommu_bio_merge);
dma_addr_t bad_dma_address __read_mostly = 0;
EXPORT_SYMBOL(bad_dma_address);
int dma_set_mask(struct device *dev, u64 mask)
{

4
arch/x86/kernel/pci-dma_32.c
View File

@ -14,10 +14,6 @@
#include <linux/module.h>
#include <asm/io.h>
/* For i386, we make it point to the NULL address */
dma_addr_t bad_dma_address __read_mostly = 0x0;
EXPORT_SYMBOL(bad_dma_address);
static int dma_alloc_from_coherent_mem(struct device *dev, ssize_t size,
dma_addr_t *dma_handle, void **ret)
{

2
arch/x86/kernel/pci-dma_64.c
View File

@ -14,8 +14,6 @@
#include <asm/gart.h>
#include <asm/calgary.h>
dma_addr_t bad_dma_address __read_mostly;
EXPORT_SYMBOL(bad_dma_address);
/* Dummy device used for NULL arguments (normally ISA). Better would
be probably a smaller DMA mask, but this is bug-to-bug compatible