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authorDominik Brodowski <linux@dominikbrodowski.net>2005-08-04 18:06:21 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-08-04 21:32:46 -0700
commit43c34735524d5b1c9b9e5d63b49dd4c1b394bde4 (patch)
treea61c11d4075f149be9c0aae6b6c0a935c94571af /arch/arm
parentfec59a711eef002d4ef9eb8de09dd0a26986eb77 (diff)
[PATCH] pci and yenta: pcibios_bus_to_resource
In yenta_socket, we default to using the resource setting of the CardBus bridge. However, this is a PCI-bus-centric view of resources and thus needs to be converted to generic resources first. Therefore, add a call to pcibios_bus_to_resource() call in between. This function is a mere wrapper on x86 and friends, however on some others it already exists, is added in this patch (alpha, arm, ppc, ppc64) or still needs to be provided (parisc -- where is its pcibios_resource_to_bus() ?). Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/kernel/bios32.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c
index ad26e98f1e6..c4923fac8df 100644
--- a/arch/arm/kernel/bios32.c
+++ b/arch/arm/kernel/bios32.c
@@ -447,9 +447,26 @@ pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
region->end = res->end - offset;
}
+void __devinit
+pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
+ struct pci_bus_region *region)
+{
+ struct pci_sys_data *root = dev->sysdata;
+ unsigned long offset = 0;
+
+ if (res->flags & IORESOURCE_IO)
+ offset = root->io_offset;
+ if (res->flags & IORESOURCE_MEM)
+ offset = root->mem_offset;
+
+ res->start = region->start + offset;
+ res->end = region->end + offset;
+}
+
#ifdef CONFIG_HOTPLUG
EXPORT_SYMBOL(pcibios_fixup_bus);
EXPORT_SYMBOL(pcibios_resource_to_bus);
+EXPORT_SYMBOL(pcibios_bus_to_resource);
#endif
/*