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authorDominik Brodowski <linux@dominikbrodowski.net>2010-01-01 17:40:49 +0100
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-02-22 16:16:56 -0800
commitb26b2d494b659f988b4d75eb394dfa0ddac415c9 (patch)
treed262f333e529a21017dc072e604a626b38520515 /arch/powerpc/kernel/pci-common.c
parent93da6202264ce1256b04db8008a43882ae62d060 (diff)
resource/PCI: align functions now return start of resource
As suggested by Linus, align functions should return the start of a resource, not void. An update of "res->start" is no longer necessary. Cc: Bjorn Helgaas <bjorn.helgaas@hp.com> Cc: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/powerpc/kernel/pci-common.c')
-rw-r--r--arch/powerpc/kernel/pci-common.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index cadbed679fb..d7eebbaf01f 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1181,21 +1181,20 @@ static int skip_isa_ioresource_align(struct pci_dev *dev)
* but we want to try to avoid allocating at 0x2900-0x2bff
* which might have be mirrored at 0x0100-0x03ff..
*/
-void pcibios_align_resource(void *data, struct resource *res,
+resource_size_t pcibios_align_resource(void *data, struct resource *res,
resource_size_t size, resource_size_t align)
{
struct pci_dev *dev = data;
+ resource_size_t start = res->start;
if (res->flags & IORESOURCE_IO) {
- resource_size_t start = res->start;
-
if (skip_isa_ioresource_align(dev))
- return;
- if (start & 0x300) {
+ return start;
+ if (start & 0x300)
start = (start + 0x3ff) & ~0x3ff;
- res->start = start;
- }
}
+
+ return start;
}
EXPORT_SYMBOL(pcibios_align_resource);