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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-10 11:08:21 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-10 11:08:21 -0800
commit1c8106528aa6bf16b3f457de80df1cf7462a49a4 (patch)
tree4aed009c4a36195fd14c9f8d70fe2723a49583da /Documentation/ABI/testing
parent1a464cbb3d483f2f195b614cffa4aa1b910a0440 (diff)
parentf93ea733878733f3e98475bc3e2ccf789bebcfb8 (diff)
downloadlwn-1c8106528aa6bf16b3f457de80df1cf7462a49a4.tar.gz
lwn-1c8106528aa6bf16b3f457de80df1cf7462a49a4.zip
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (53 commits) iommu/amd: Set IOTLB invalidation timeout iommu/amd: Init stats for iommu=pt iommu/amd: Remove unnecessary cache flushes in amd_iommu_resume iommu/amd: Add invalidate-context call-back iommu/amd: Add amd_iommu_device_info() function iommu/amd: Adapt IOMMU driver to PCI register name changes iommu/amd: Add invalid_ppr callback iommu/amd: Implement notifiers for IOMMUv2 iommu/amd: Implement IO page-fault handler iommu/amd: Add routines to bind/unbind a pasid iommu/amd: Implement device aquisition code for IOMMUv2 iommu/amd: Add driver stub for AMD IOMMUv2 support iommu/amd: Add stat counter for IOMMUv2 events iommu/amd: Add device errata handling iommu/amd: Add function to get IOMMUv2 domain for pdev iommu/amd: Implement function to send PPR completions iommu/amd: Implement functions to manage GCR3 table iommu/amd: Implement IOMMUv2 TLB flushing routines iommu/amd: Add support for IOMMUv2 domain mode iommu/amd: Add amd_iommu_domain_direct_map function ...
Diffstat (limited to 'Documentation/ABI/testing')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-pci18
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci
index 349ecf26ce10..34f51100f029 100644
--- a/Documentation/ABI/testing/sysfs-bus-pci
+++ b/Documentation/ABI/testing/sysfs-bus-pci
@@ -66,6 +66,24 @@ Description:
re-discover previously removed devices.
Depends on CONFIG_HOTPLUG.
+What: /sys/bus/pci/devices/.../msi_irqs/
+Date: September, 2011
+Contact: Neil Horman <nhorman@tuxdriver.com>
+Description:
+ The /sys/devices/.../msi_irqs directory contains a variable set
+ of sub-directories, with each sub-directory being named after a
+ corresponding msi irq vector allocated to that device. Each
+ numbered sub-directory N contains attributes of that irq.
+ Note that this directory is not created for device drivers which
+ do not support msi irqs
+
+What: /sys/bus/pci/devices/.../msi_irqs/<N>/mode
+Date: September 2011
+Contact: Neil Horman <nhorman@tuxdriver.com>
+Description:
+ This attribute indicates the mode that the irq vector named by
+ the parent directory is in (msi vs. msix)
+
What: /sys/bus/pci/devices/.../remove
Date: January 2009
Contact: Linux PCI developers <linux-pci@vger.kernel.org>