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Searched refs:iommu_size (Results 1 – 4 of 4) sorted by relevance

/arch/x86/kernel/
Damd_gart_64.c47 static unsigned long iommu_size; /* size of remapping area bytes */ variable
274 dma_addr >= iommu_bus_base + iommu_size) in gart_unmap_page()
529 if (!iommu_size) { in check_iommu_size()
530 iommu_size = aper_size; in check_iommu_size()
532 iommu_size /= 2; in check_iommu_size()
535 a = aper + iommu_size; in check_iommu_size()
536 iommu_size -= round_up(a, PMD_PAGE_SIZE) - a; in check_iommu_size()
538 if (iommu_size < 64*1024*1024) { in check_iommu_size()
542 iommu_size >> 20); in check_iommu_size()
545 return iommu_size; in check_iommu_size()
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/arch/s390/pci/
Dpci_dma.c438 zdev->iommu_size = (unsigned long) high_memory - PAGE_OFFSET; in zpci_dma_init_device()
439 zdev->iommu_pages = zdev->iommu_size >> PAGE_SHIFT; in zpci_dma_init_device()
449 zdev->start_dma + zdev->iommu_size - 1, in zpci_dma_init_device()
Dpci.c687 zdev->start_dma + zdev->iommu_size - 1, in zpci_restore()
/arch/s390/include/asm/
Dpci.h99 unsigned long iommu_size; member