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x86: intel-iommu: Convert detect_intel_iommu to use iommu_init hook

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This changes detect_intel_iommu() to set intel_iommu_init() to
iommu_init hook if detect_intel_iommu() finds the IOMMU.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: chrisw@sous-sol.org
Cc: dwmw2@infradead.org
Cc: joerg.roedel@amd.com
Cc: muli@il.ibm.com
LKML-Reference: <1257849980-22640-6-git-send-email-fujita.tomonori@lab.ntt.co.jp>
[ -v2: build fix for the !CONFIG_DMAR case ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
FUJITA Tomonori 2009-11-10 19:46:16 +09:00 • committed by Ingo Molnar
parent ea1b0d3945
commit 9d5ce73a64
3 changed files with 8 additions and 13 deletions
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15
include/linux/dmar.h
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@ -208,16 +208,9 @@ struct dmar_atsr_unit {
u8 include_all:1; /* include all ports */
};
/* Intel DMAR initialization functions */
extern int intel_iommu_init(void);
#else
static inline int intel_iommu_init(void)
{
#ifdef CONFIG_INTR_REMAP
return dmar_dev_scope_init();
#else
return -ENODEV;
#endif
}
#endif /* !CONFIG_DMAR */
#else /* !CONFIG_DMAR: */
static inline int intel_iommu_init(void) { return -ENODEV; }
#endif /* CONFIG_DMAR */
#endif /* __DMAR_H__ */