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Diffstat (limited to 'include/linux/dmar.h')
-rw-r--r--include/linux/dmar.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 2f342746895..e397dc342cd 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -34,6 +34,7 @@ struct dmar_drhd_unit {
u64 reg_base_addr; /* register base address*/
struct pci_dev **devices; /* target device array */
int devices_cnt; /* target device count */
+ u16 segment; /* PCI domain */
u8 ignored:1; /* ignore drhd */
u8 include_all:1;
struct intel_iommu *iommu;
@@ -44,6 +45,14 @@ 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);
@@ -100,6 +109,8 @@ struct irte {
#ifdef CONFIG_INTR_REMAP
extern int intr_remapping_enabled;
extern int enable_intr_remapping(int);
+extern void disable_intr_remapping(void);
+extern int reenable_intr_remapping(int);
extern int get_irte(int irq, struct irte *entry);
extern int modify_irte(int irq, struct irte *irte_modified);