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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-05 09:49:07 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-05 09:49:07 -0800 |
| commit | 7b626acb8f983eb83b396ab96cc24b18d635d487 (patch) | |
| tree | 8c3320191311e6186d3aa722f1acd12acd47ece8 /drivers/pci | |
| parent | 1ebb275afcf5a47092e995541d6c604eef96062a (diff) | |
| parent | 4528752f49c1f4025473d12bc5fa9181085c3f22 (diff) | |
Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* '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
...
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/dmar.c | 7 | ||||
| -rw-r--r-- | drivers/pci/intel-iommu.c | 6 |
2 files changed, 9 insertions, 4 deletions
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c index b952ebc7a78b..416f6ac65b76 100644 --- a/drivers/pci/dmar.c +++ b/drivers/pci/dmar.c @@ -645,10 +645,13 @@ 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); dmar_tbl = NULL; diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 1840a0578a42..9261327b49f3 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -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(); |