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authorSuresh Siddha <suresh.b.siddha@intel.com>2011-08-23 17:05:22 -0700
committerIngo Molnar <mingo@elte.hu>2011-09-21 10:21:57 +0200
commitf5d1b97bcdd8ac195f48c645bffcb88bcea533e4 (patch)
tree4c93c43132bbed990fa6ae2c6f4a5422f8f85f19 /arch/ia64
parent80990c5ba6de9040d2df7c06e3c222c61004085d (diff)
iommu: Cleanup ifdefs in detect_intel_iommu()
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Cc: yinghai@kernel.org Cc: youquan.song@intel.com Cc: joerg.roedel@amd.com Cc: tony.luck@intel.com Cc: dwmw2@infradead.org Link: http://lkml.kernel.org/r/20110824001456.386003047@sbsiddha-desk.sc.intel.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/include/asm/iommu.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/ia64/include/asm/iommu.h b/arch/ia64/include/asm/iommu.h
index 745e095fe82..95461bb0b8e 100644
--- a/arch/ia64/include/asm/iommu.h
+++ b/arch/ia64/include/asm/iommu.h
@@ -7,12 +7,14 @@
extern void pci_iommu_shutdown(void);
extern void no_iommu_init(void);
-extern int force_iommu, no_iommu;
-extern int iommu_detected;
#ifdef CONFIG_DMAR
+extern int force_iommu, no_iommu;
extern int iommu_pass_through;
+extern int iommu_detected;
#else
#define iommu_pass_through (0)
+#define no_iommu (1)
+#define iommu_detected (0)
#endif
extern void iommu_dma_init(void);
extern void machvec_init(const char *name);