From 1531a6a6b81a4e6f9eec9a5608758a6ea14b96e0 Mon Sep 17 00:00:00 2001 From: Suresh Siddha Date: Mon, 16 Mar 2009 17:04:57 -0700 Subject: 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 Signed-off-by: H. Peter Anvin --- include/linux/dmar.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/linux/dmar.h') diff --git a/include/linux/dmar.h b/include/linux/dmar.h index c776833..8a035ae 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -24,6 +24,7 @@ #include #include #include +#include #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 -- cgit v1.1