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resource/PCI: align functions now return start of resource

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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>
This commit is contained in:
Dominik Brodowski
2010-01-01 17:40:49 +01:00
committed by Jesse Barnes
parent 93da620226
commit b26b2d494b
21 changed files with 102 additions and 95 deletions
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13
arch/powerpc/kernel/pci-common.c
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@@ -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);