diff options
Diffstat (limited to 'drivers/iommu/intel-iommu.c')
| -rw-r--r-- | drivers/iommu/intel-iommu.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index bc7cbe0a6ac6..1bd22511a542 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -3510,11 +3510,6 @@ domains_done: ret = dmar_set_interrupt(iommu); if (ret) goto free_iommu; - - if (!translation_pre_enabled(iommu)) - iommu_enable_translation(iommu); - - iommu_disable_protect_mem_regions(iommu); } return 0; @@ -4902,7 +4897,6 @@ int __init intel_iommu_init(void) goto out_free_reserved_range; } up_write(&dmar_global_lock); - pr_info("Intel(R) Virtualization Technology for Directed I/O\n"); #if defined(CONFIG_X86) && defined(CONFIG_SWIOTLB) swiotlb = 0; @@ -4925,6 +4919,16 @@ int __init intel_iommu_init(void) register_memory_notifier(&intel_iommu_memory_nb); cpuhp_setup_state(CPUHP_IOMMU_INTEL_DEAD, "iommu/intel:dead", NULL, intel_iommu_cpu_dead); + + /* Finally, we enable the DMA remapping hardware. */ + for_each_iommu(iommu, drhd) { + if (!translation_pre_enabled(iommu)) + iommu_enable_translation(iommu); + + iommu_disable_protect_mem_regions(iommu); + } + pr_info("Intel(R) Virtualization Technology for Directed I/O\n"); + intel_iommu_enabled = 1; intel_iommu_debugfs_init(); |