x86, AMD IOMMU: add functions to find last possible PCI device for IOMMU

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This patch adds functions to find the last PCI bus/device/function the IOMMU
driver has to handle. This information is used later to allocate the memory for
the data structures.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Joerg Roedel 2008-06-26 21:27:41 +02:00 • committed by Ingo Molnar

parent 928abd2545

commit 3e8064ba59

1 changed files with 79 additions and 0 deletions

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arch/x86/kernel/amd_iommu_init.c

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