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authorSuresh Siddha <suresh.b.siddha@intel.com>2009-03-17 03:04:57 +0300
committerH. Peter Anvin <hpa@linux.intel.com>2009-03-18 01:39:58 +0300
commit1531a6a6b81a4e6f9eec9a5608758a6ea14b96e0 (patch)
tree3b1523516192fdd19b286879376b4d3d7c827b0d /include/linux/dmar.h
parenteba67e5da6e971993b2899d2cdf459ce77d3dbc5 (diff)
downloadlinux-1531a6a6b81a4e6f9eec9a5608758a6ea14b96e0.tar.xz
x86, dmar: start with sane state while enabling dma and interrupt-remapping
Impact: cleanup/sanitization Start from a sane state while enabling dma and interrupt-remapping, by clearing the previous recorded faults and disabling previously enabled queued invalidation and interrupt-remapping. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'include/linux/dmar.h')
-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 c7768330c11d..8a035aec14a9 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -24,6 +24,7 @@
#include <linux/acpi.h>
#include <linux/types.h>
#include <linux/msi.h>
+#include <linux/irqreturn.h>
#if defined(CONFIG_DMAR) || defined(CONFIG_INTR_REMAP)
struct intel_iommu;
@@ -125,6 +126,7 @@ extern void dmar_msi_mask(unsigned int irq);
extern void dmar_msi_read(int irq, struct msi_msg *msg);
extern void dmar_msi_write(int irq, struct msi_msg *msg);
extern int dmar_set_interrupt(struct intel_iommu *iommu);
+extern irqreturn_t dmar_fault(int irq, void *dev_id);
extern int arch_setup_dmar_msi(unsigned int irq);
#ifdef CONFIG_DMAR