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authorBjorn Helgaas <bhelgaas@google.com>2012-03-17 03:48:24 +0400
committerJesse Barnes <jbarnes@virtuousgeek.org>2012-03-20 21:42:01 +0400
commita031589bc04086250d0a4d89dd277a70d74ed8fa (patch)
tree8e5be9945ffc950952d86b970c92af8738a9fe45 /arch/unicore32
parentc0f209468e8b6c81b28f6417e7d88c99171d20b6 (diff)
downloadlinux-a031589bc04086250d0a4d89dd277a70d74ed8fa.tar.xz
sparc/PCI: convert devtree and arch-probed bus addresses to resource
Normal PCI enumeration via PCI config space uses __pci_read_base(), where the PCI core applies any bus-to-resource offset. But sparc sometimes reads PCI config space itself, and sometimes it gets addresses from the device tree. In ac1edcc579b6, I converted sparc to use the PCI core bus-to-resource conversion, but I missed these sparc-specific paths. I don't have a way to test it, but I think sparc is broken between that commit and this one. This patch replaces the sparc-specific pci_resource_adjust() with the generic pcibios_bus_to_resource() in the following paths: pci_cfg_fake_ranges() (addresses read from PCI config) apb_fake_ranges() (addresses computed based on PCI config) of_scan_pci_bridge() (addresses from OF "ranges" property) N.B.: Resources of non-P2P bridge devices are set in pci_parse_of_addrs() and, as far as I can see, never converted to CPU addresses. I do not understand why these would be treated differently than bridge windows. CC: "David S. Miller" <davem@davemloft.net> CC: sparclinux@vger.kernel.org Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/unicore32')
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