summaryrefslogtreecommitdiffstats
path: root/include/linux
diff options
context:
space:
mode:
authorFenghua Yu <fenghua.yu@intel.com>2009-03-27 14:22:44 -0700
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-04-03 21:45:59 +0100
commitb24696bc55f66fecc30715e003f10fc2555a9271 (patch)
tree3ef565bf041a06106a73d0b27ccc256845ef5644 /include/linux
parenteb4a52bc660ea835482c582eaaf4893742cbd160 (diff)
downloadop-kernel-dev-b24696bc55f66fecc30715e003f10fc2555a9271.zip
op-kernel-dev-b24696bc55f66fecc30715e003f10fc2555a9271.tar.gz
Intel IOMMU Suspend/Resume Support - Interrupt Remapping
This patch enables suspend/resume for interrupt remapping. During suspend, interrupt remapping is disabled. When resume, interrupt remapping is enabled again. Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/dmar.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 0b4aa80..4a0ce6f 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -108,6 +108,8 @@ 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);
OpenPOWER on IntegriCloud