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authorJiang Liu <jiang.liu@linux.intel.com>2015-04-13 14:11:32 +0800
committerThomas Gleixner <tglx@linutronix.de>2015-04-24 15:36:48 +0200
commitb106ee63abccbba5f5a52d6e43168a6a30c6d98a (patch)
treed68fda0f9dedb589bdfce1bc9e8db3afaf6dc194 /include/linux/intel-iommu.h
parent8dedf4cf5a52eafd2160609c11d3206c06e32b36 (diff)
irq_remapping/vt-d: Enhance Intel IR driver to support hierarchical irqdomains
Enhance Intel interrupt remapping driver to support hierarchical irqdomains. Implement intel_ir_chip to support stacked irq_chip. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Acked-by: Joerg Roedel <jroedel@suse.de> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Cohen <david.a.cohen@linux.intel.com> Cc: Sander Eikelenboom <linux@eikelenboom.it> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: iommu@lists.linux-foundation.org Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rafael J. Wysocki <rjw@rjwysocki.net> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dimitri Sivanich <sivanich@sgi.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: David Woodhouse <dwmw2@infradead.org> Link: http://lkml.kernel.org/r/1428905519-23704-11-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/intel-iommu.h')
-rw-r--r--include/linux/intel-iommu.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index a65208a8fe18..ecaf3a937845 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -286,6 +286,8 @@ struct q_inval {
#define INTR_REMAP_TABLE_ENTRIES 65536
+struct irq_domain;
+
struct ir_table {
struct irte *base;
unsigned long *bitmap;
@@ -335,6 +337,8 @@ struct intel_iommu {
#ifdef CONFIG_IRQ_REMAP
struct ir_table *ir_table; /* Interrupt remapping info */
+ struct irq_domain *ir_domain;
+ struct irq_domain *ir_msi_domain;
#endif
struct device *iommu_dev; /* IOMMU-sysfs device */
int node;