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authorAlistair Popple <alistair@popple.id.au>2013-12-09 18:17:03 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-12-30 14:17:19 +1100
commitd084775738b746648d4102337163a04534a02982 (patch)
tree641f5ea99dcdb27f51a7646d56a8d245f1d7f9c1 /arch/powerpc/platforms
parent3a553170d35d69bea3877bffa508489dfa6f133d (diff)
downloadlinux-d084775738b746648d4102337163a04534a02982.tar.bz2
powerpc/iommu: Update the generic code to use dynamic iommu page sizes
This patch updates the generic iommu backend code to use the it_page_shift field to determine the iommu page size instead of using hardcoded values. Signed-off-by: Alistair Popple <alistair@popple.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/powernv/pci.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c
index 569b46423a93..b555ebc57ef5 100644
--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -762,8 +762,6 @@ static struct notifier_block tce_iommu_bus_nb = {
static int __init tce_iommu_bus_notifier_init(void)
{
- BUILD_BUG_ON(PAGE_SIZE < IOMMU_PAGE_SIZE_4K);
-
bus_register_notifier(&pci_bus_type, &tce_iommu_bus_nb);
return 0;
}