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-rw-r--r--arch/powerpc/platforms/pseries/iommu.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index fa2906a103dd..9fecb313a4c9 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -140,7 +140,7 @@ static int tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum,
return ret;
}
-static DEFINE_PER_CPU(u64 *, tce_page) = NULL;
+static DEFINE_PER_CPU(u64 *, tce_page);
static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
long npages, unsigned long uaddr,
@@ -589,13 +589,8 @@ static struct notifier_block iommu_reconfig_nb = {
/* These are called very early. */
void iommu_init_early_pSeries(void)
{
- if (of_chosen && of_get_property(of_chosen, "linux,iommu-off", NULL)) {
- /* Direct I/O, IOMMU off */
- ppc_md.pci_dma_dev_setup = NULL;
- ppc_md.pci_dma_bus_setup = NULL;
- set_pci_dma_ops(&dma_direct_ops);
+ if (of_chosen && of_get_property(of_chosen, "linux,iommu-off", NULL))
return;
- }
if (firmware_has_feature(FW_FEATURE_LPAR)) {
if (firmware_has_feature(FW_FEATURE_MULTITCE)) {