iommu/amd: Add PCI segment support for ivrs_[ioapic/hpet/acpihid] commands

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By default, PCI segment is zero and can be omitted. To support system
with non-zero PCI segment ID, modify the parsing functions to allow
PCI segment ID.

Co-developed-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Link: https://lore.kernel.org/r/20220706113825.25582-33-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Suravee Suthikulpanit 2022-07-06 17:08:22 +05:30 • committed by Joerg Roedel

parent e5670e1822

commit bbe3a10658

2 changed files with 52 additions and 26 deletions

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34

Documentation/admin-guide/kernel-parameters.txt

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44

drivers/iommu/amd/init.c

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