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author | Feng Wu <feng.wu@intel.com> | 2015-06-09 13:20:35 +0800 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2015-06-12 11:33:52 +0200 |
commit | 3d9b98f4ec17ba8d555f1972a3870035a87574a0 (patch) | |
tree | e5485dbfdc6872f1ecaeac9eee950d86ec273a72 /drivers/iommu/irq_remapping.h | |
parent | 07c09787b26db724c94a912a572a9a4fa66008f3 (diff) | |
download | linux-stable-3d9b98f4ec17ba8d555f1972a3870035a87574a0.tar.gz linux-stable-3d9b98f4ec17ba8d555f1972a3870035a87574a0.tar.bz2 linux-stable-3d9b98f4ec17ba8d555f1972a3870035a87574a0.zip |
iommu, x86: Setup Posted-Interrupts capability for Intel iommu
Set Posted-Interrupts capability for Intel iommu when Interrupt
Remapping is enabled, clear it when disabled.
Signed-off-by: Feng Wu <feng.wu@intel.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Joerg Roedel <joro@8bytes.org>
Cc: jiang.liu@linux.intel.com
Cc: iommu@lists.linux-foundation.org
Cc: dwmw2@infradead.org
Link: http://lkml.kernel.org/r/1433827237-3382-9-git-send-email-feng.wu@intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/iommu/irq_remapping.h')
-rw-r--r-- | drivers/iommu/irq_remapping.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/irq_remapping.h b/drivers/iommu/irq_remapping.h index b6ca30d31986..039c7af7b190 100644 --- a/drivers/iommu/irq_remapping.h +++ b/drivers/iommu/irq_remapping.h @@ -34,6 +34,8 @@ extern int disable_sourceid_checking; extern int no_x2apic_optout; extern int irq_remapping_enabled; +extern int disable_irq_post; + struct irq_remap_ops { /* The supported capabilities */ int capability; @@ -69,6 +71,7 @@ extern void ir_ack_apic_edge(struct irq_data *data); #define irq_remapping_enabled 0 #define irq_remap_broken 0 +#define disable_irq_post 1 #endif /* CONFIG_IRQ_REMAP */ |