PCI: Add dma_ranges window list

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Add a dma_ranges field in PCI host bridge structure to hold resource
entries list of memory regions in sorted order representing memory ranges
that can be accessed through DMA transactions.

Based-on-a-patch-by: Oza Pawandeep <oza.oza@broadcom.com>
Signed-off-by: Srinath Mannam <srinath.mannam@broadcom.com>
[lorenzo.pieralisi@arm.com: updated commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Oza Pawandeep <poza@codeaurora.org>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>

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Srinath Mannam 2019-05-03 19:35:32 +05:30 • committed by Bjorn Helgaas

parent 9e98c678c2

commit e80a91ad30

2 changed files with 4 additions and 0 deletions

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3

drivers/pci/probe.c

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1

include/linux/pci.h

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