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x86: unify pci iommu setup and allow swiotlb to compile for 32 bit

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swiotlb on 32 bit will be used by Xen domain 0 support.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jeremy Fitzhardinge 2008-12-16 12:17:36 -08:00 • committed by Ingo Molnar
parent 8ce7996009
commit cfb80c9eae
7 changed files with 14 additions and 5 deletions
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arch/x86/include/asm/pci.h
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@ -82,6 +82,8 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
static inline void early_quirks(void) { }
#endif
extern void pci_iommu_alloc(void);
#endif /* __KERNEL__ */
#ifdef CONFIG_X86_32