diff options
| -rw-r--r-- | arch/x86_64/kernel/pci-gart.c | 10 | ||||
| -rw-r--r-- | arch/x86_64/kernel/pci-nommu.c | 7 | ||||
| -rw-r--r-- | arch/x86_64/kernel/pci-swiotlb.c | 2 | ||||
| -rw-r--r-- | arch/x86_64/kernel/setup.c | 2 |
4 files changed, 11 insertions, 10 deletions
diff --git a/arch/x86_64/kernel/pci-gart.c b/arch/x86_64/kernel/pci-gart.c index 9188b25fad2a..2fe23a6c361b 100644 --- a/arch/x86_64/kernel/pci-gart.c +++ b/arch/x86_64/kernel/pci-gart.c | |||
| @@ -645,9 +645,18 @@ static int __init pci_iommu_init(void) | |||
| 645 | (no_agp && init_k8_gatt(&info) < 0)) { | 645 | (no_agp && init_k8_gatt(&info) < 0)) { |
| 646 | no_iommu = 1; | 646 | no_iommu = 1; |
| 647 | no_iommu_init(); | 647 | no_iommu_init(); |
| 648 | printk(KERN_INFO "PCI-DMA: Disabling IOMMU.\n"); | ||
| 649 | if (end_pfn > MAX_DMA32_PFN) { | ||
| 650 | printk(KERN_ERR "WARNING more than 4GB of memory " | ||
| 651 | "but IOMMU not compiled in.\n" | ||
| 652 | KERN_ERR "WARNING 32bit PCI may malfunction.\n" | ||
| 653 | KERN_ERR "You might want to enable " | ||
| 654 | "CONFIG_GART_IOMMU\n"); | ||
| 655 | } | ||
| 648 | return -1; | 656 | return -1; |
| 649 | } | 657 | } |
| 650 | 658 | ||
| 659 | printk(KERN_INFO "PCI-DMA: using GART IOMMU.\n"); | ||
| 651 | aper_size = info.aper_size * 1024 * 1024; | 660 | aper_size = info.aper_size * 1024 * 1024; |
| 652 | iommu_size = check_iommu_size(info.aper_base, aper_size); | 661 | iommu_size = check_iommu_size(info.aper_base, aper_size); |
| 653 | iommu_pages = iommu_size >> PAGE_SHIFT; | 662 | iommu_pages = iommu_size >> PAGE_SHIFT; |
| @@ -721,7 +730,6 @@ static int __init pci_iommu_init(void) | |||
| 721 | 730 | ||
| 722 | flush_gart(NULL); | 731 | flush_gart(NULL); |
| 723 | 732 | ||
| 724 | printk(KERN_INFO "PCI-DMA: using GART IOMMU.\n"); | ||
| 725 | dma_ops = &gart_dma_ops; | 733 | dma_ops = &gart_dma_ops; |
| 726 | 734 | ||
| 727 | return 0; | 735 | return 0; |
diff --git a/arch/x86_64/kernel/pci-nommu.c b/arch/x86_64/kernel/pci-nommu.c index e41564975195..44adcc2d5e5b 100644 --- a/arch/x86_64/kernel/pci-nommu.c +++ b/arch/x86_64/kernel/pci-nommu.c | |||
| @@ -88,12 +88,5 @@ void __init no_iommu_init(void) | |||
| 88 | { | 88 | { |
| 89 | if (dma_ops) | 89 | if (dma_ops) |
| 90 | return; | 90 | return; |
| 91 | printk(KERN_INFO "PCI-DMA: Disabling IOMMU.\n"); | ||
| 92 | dma_ops = &nommu_dma_ops; | 91 | dma_ops = &nommu_dma_ops; |
| 93 | if (end_pfn > MAX_DMA32_PFN) { | ||
| 94 | printk(KERN_ERR | ||
| 95 | "WARNING more than 4GB of memory but IOMMU not compiled in.\n" | ||
| 96 | KERN_ERR "WARNING 32bit PCI may malfunction.\n" | ||
| 97 | KERN_ERR "You might want to enable CONFIG_GART_IOMMU\n"); | ||
| 98 | } | ||
| 99 | } | 92 | } |
diff --git a/arch/x86_64/kernel/pci-swiotlb.c b/arch/x86_64/kernel/pci-swiotlb.c index 3569a25ad7fb..990ed67896f2 100644 --- a/arch/x86_64/kernel/pci-swiotlb.c +++ b/arch/x86_64/kernel/pci-swiotlb.c | |||
| @@ -35,8 +35,8 @@ void pci_swiotlb_init(void) | |||
| 35 | (end_pfn > MAX_DMA32_PFN || force_iommu)) | 35 | (end_pfn > MAX_DMA32_PFN || force_iommu)) |
| 36 | swiotlb = 1; | 36 | swiotlb = 1; |
| 37 | if (swiotlb) { | 37 | if (swiotlb) { |
| 38 | swiotlb_init(); | ||
| 39 | printk(KERN_INFO "PCI-DMA: Using software bounce buffering for IO (SWIOTLB)\n"); | 38 | printk(KERN_INFO "PCI-DMA: Using software bounce buffering for IO (SWIOTLB)\n"); |
| 39 | swiotlb_init(); | ||
| 40 | dma_ops = &swiotlb_dma_ops; | 40 | dma_ops = &swiotlb_dma_ops; |
| 41 | } | 41 | } |
| 42 | } | 42 | } |
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c index 506f152c2389..363db5a003df 100644 --- a/arch/x86_64/kernel/setup.c +++ b/arch/x86_64/kernel/setup.c | |||
| @@ -741,7 +741,7 @@ void __init setup_arch(char **cmdline_p) | |||
| 741 | e820_setup_gap(); | 741 | e820_setup_gap(); |
| 742 | 742 | ||
| 743 | #ifdef CONFIG_GART_IOMMU | 743 | #ifdef CONFIG_GART_IOMMU |
| 744 | iommu_hole_init(); | 744 | iommu_hole_init(); |
| 745 | #endif | 745 | #endif |
| 746 | 746 | ||
| 747 | #ifdef CONFIG_VT | 747 | #ifdef CONFIG_VT |
