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Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (63 commits)
  x86, Calgary IOMMU quirk: Find nearest matching Calgary while walking up the PCI tree
  x86/amd-iommu: Remove amd_iommu_pd_table
  x86/amd-iommu: Move reset_iommu_command_buffer out of locked code
  x86/amd-iommu: Cleanup DTE flushing code
  x86/amd-iommu: Introduce iommu_flush_device() function
  x86/amd-iommu: Cleanup attach/detach_device code
  x86/amd-iommu: Keep devices per domain in a list
  x86/amd-iommu: Add device bind reference counting
  x86/amd-iommu: Use dev->arch->iommu to store iommu related information
  x86/amd-iommu: Remove support for domain sharing
  x86/amd-iommu: Rearrange dma_ops related functions
  x86/amd-iommu: Move some pte allocation functions in the right section
  x86/amd-iommu: Remove iommu parameter from dma_ops_domain_alloc
  x86/amd-iommu: Use get_device_id and check_device where appropriate
  x86/amd-iommu: Move find_protection_domain to helper functions
  x86/amd-iommu: Simplify get_device_resources()
  x86/amd-iommu: Let domain_for_device handle aliases
  x86/amd-iommu: Remove iommu specific handling from dma_ops path
  x86/amd-iommu: Remove iommu parameter from __(un)map_single
  x86/amd-iommu: Make alloc_new_range aware of multiple IOMMUs
  ...
This commit is contained in:
Linus Torvalds 2009-12-05 09:49:07 -08:00
commit 7b626acb8f
33 changed files with 1068 additions and 883 deletions
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3
drivers/char/agp/Kconfig
View file

@ -56,9 +56,8 @@ config AGP_AMD
X on AMD Irongate, 761, and 762 chipsets.
config AGP_AMD64
tristate "AMD Opteron/Athlon64 on-CPU GART support" if !GART_IOMMU
tristate "AMD Opteron/Athlon64 on-CPU GART support"
depends on AGP && X86
default y if GART_IOMMU
help
This option gives you AGP support for the GLX component of
X using the on-CPU northbridge of the AMD Athlon64/Opteron CPUs.

7
drivers/pci/dmar.c
View file

@ -645,9 +645,12 @@ void __init detect_intel_iommu(void)
"x2apic and Intr-remapping.\n");
#endif
#ifdef CONFIG_DMAR
if (ret && !no_iommu && !iommu_detected && !swiotlb &&
!dmar_disabled)
if (ret && !no_iommu && !iommu_detected && !dmar_disabled)
iommu_detected = 1;
#endif
#ifdef CONFIG_X86
if (ret)
x86_init.iommu.iommu_init = intel_iommu_init;
#endif
}
early_acpi_os_unmap_memory(dmar_tbl, dmar_tbl_size);

6
drivers/pci/intel-iommu.c
View file

@ -3266,7 +3266,7 @@ int __init intel_iommu_init(void)
* Check the need for DMA-remapping initialization now.
* Above initialization will also be used by Interrupt-remapping.
*/
if (no_iommu || swiotlb || dmar_disabled)
if (no_iommu || dmar_disabled)
return -ENODEV;
iommu_init_mempool();
@ -3287,7 +3287,9 @@ int __init intel_iommu_init(void)
"PCI-DMA: Intel(R) Virtualization Technology for Directed I/O\n");
init_timer(&unmap_timer);
force_iommu = 1;
#ifdef CONFIG_SWIOTLB
swiotlb = 0;
#endif
dma_ops = &intel_dma_ops;
init_iommu_sysfs();