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IOMMU Upates for Linux v3.15

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This time a few more updates queued up.
 
 	* Rework VT-d code to support ACPI devices
 
 	* Improvements for memory and PCI hotplug support
 	  in the VT-d driver
 
 	* Device-tree support for OMAP IOMMU
 
 	* Convert OMAP IOMMU to use devm_* interfaces
 
 	* Fixed PASID support for AMD IOMMU
 
 	* Other random cleanups and fixes for OMAP, ARM-SMMU
 	  and SHMOBILE IOMMU
 
 Most of the changes are in the VT-d driver because some rework was
 necessary for better hotplug and ACPI device support.
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Merge tag 'iommu-updates-v3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull IOMMU upates from Joerg Roedel:
 "This time a few more updates queued up.

   - Rework VT-d code to support ACPI devices

   - Improvements for memory and PCI hotplug support in the VT-d driver

   - Device-tree support for OMAP IOMMU

   - Convert OMAP IOMMU to use devm_* interfaces

   - Fixed PASID support for AMD IOMMU

   - Other random cleanups and fixes for OMAP, ARM-SMMU and SHMOBILE
     IOMMU

  Most of the changes are in the VT-d driver because some rework was
  necessary for better hotplug and ACPI device support"

* tag 'iommu-updates-v3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (75 commits)
  iommu/vt-d: Fix error handling in ANDD processing
  iommu/vt-d: returning free pointer in get_domain_for_dev()
  iommu/vt-d: Only call dmar_acpi_dev_scope_init() if DRHD units present
  iommu/vt-d: Check for NULL pointer in dmar_acpi_dev_scope_init()
  iommu/amd: Fix logic to determine and checking max PASID
  iommu/vt-d: Include ACPI devices in iommu=pt
  iommu/vt-d: Finally enable translation for non-PCI devices
  iommu/vt-d: Remove to_pci_dev() in intel_map_page()
  iommu/vt-d: Remove pdev from intel_iommu_attach_device()
  iommu/vt-d: Remove pdev from iommu_no_mapping()
  iommu/vt-d: Make domain_add_dev_info() take struct device
  iommu/vt-d: Make domain_remove_one_dev_info() take struct device
  iommu/vt-d: Rename 'hwdev' variables to 'dev' now that that's the norm
  iommu/vt-d: Remove some pointless to_pci_dev() calls
  iommu/vt-d: Make get_valid_domain_for_dev() take struct device
  iommu/vt-d: Make iommu_should_identity_map() take struct device
  iommu/vt-d: Handle RMRRs for non-PCI devices
  iommu/vt-d: Make get_domain_for_dev() take struct device
  iommu/vt-d: Make domain_context_mapp{ed,ing}() take struct device
  iommu/vt-d: Make device_to_iommu() cope with non-PCI devices
  ...
This commit is contained in:
Linus Torvalds 2014-04-05 18:46:26 -07:00
commit 3f583bc219
19 changed files with 1767 additions and 1003 deletions
Download patch file Download diff file Expand all files Collapse all files

15
include/acpi/actbl2.h
View file

@ -424,7 +424,8 @@ enum acpi_dmar_type {
ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
ACPI_DMAR_TYPE_ATSR = 2,
ACPI_DMAR_HARDWARE_AFFINITY = 3,
ACPI_DMAR_TYPE_RESERVED = 4 /* 4 and greater are reserved */
ACPI_DMAR_TYPE_ANDD = 4,
ACPI_DMAR_TYPE_RESERVED = 5 /* 5 and greater are reserved */
};
/* DMAR Device Scope structure */
@ -445,7 +446,8 @@ enum acpi_dmar_scope_type {
ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
ACPI_DMAR_SCOPE_TYPE_HPET = 4,
ACPI_DMAR_SCOPE_TYPE_RESERVED = 5 /* 5 and greater are reserved */
ACPI_DMAR_SCOPE_TYPE_ACPI = 5,
ACPI_DMAR_SCOPE_TYPE_RESERVED = 6 /* 6 and greater are reserved */
};
struct acpi_dmar_pci_path {
@ -507,6 +509,15 @@ struct acpi_dmar_rhsa {
u32 proximity_domain;
};
/* 4: ACPI Namespace Device Declaration Structure */
struct acpi_dmar_andd {
struct acpi_dmar_header header;
u8 reserved[3];
u8 device_number;
u8 object_name[];
};
/*******************************************************************************
*
* HPET - High Precision Event Timer table