summaryrefslogtreecommitdiffstats
path: root/include/linux/dmar.h
diff options
context:
space:
mode:
authorDavid Woodhouse <David.Woodhouse@intel.com>2009-04-03 15:19:32 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-04-03 21:45:46 +0100
commit8f912ba4d7cdaf7d31cf39fe5a9b7732308a256d (patch)
tree2f2e63e48c32471d729289c0772be1a093529228 /include/linux/dmar.h
parent20bec8ab1458c24bed0d5492ee15d87807fc415a (diff)
intel-iommu: Add for_each_iommu() and for_each_active_iommu() macros
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Acked-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/dmar.h')
-rw-r--r--include/linux/dmar.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 2f342746895..0b4aa806998 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -44,6 +44,14 @@ extern struct list_head dmar_drhd_units;
#define for_each_drhd_unit(drhd) \
list_for_each_entry(drhd, &dmar_drhd_units, list)
+#define for_each_active_iommu(i, drhd) \
+ list_for_each_entry(drhd, &dmar_drhd_units, list) \
+ if (i=drhd->iommu, drhd->ignored) {} else
+
+#define for_each_iommu(i, drhd) \
+ list_for_each_entry(drhd, &dmar_drhd_units, list) \
+ if (i=drhd->iommu, 0) {} else
+
extern int dmar_table_init(void);
extern int dmar_dev_scope_init(void);