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authorNishanth Aravamudan <nacc@us.ibm.com>2010-10-18 07:27:02 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-11-29 15:48:20 +1100
commit34c4d012554ed8c99b3fb25baea9bab3507e9f76 (patch)
tree81b7ecd494e689dc29aaba5a6b08f28c5ea69ed3 /arch/powerpc/sysdev
parent741d204cee6d62bbe0f74ab57ef31702b7d90f62 (diff)
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powerpc/dart: iommu table cleanup
No need to set the device tree device_node pci node iommu pointer, its only used for dlpar remove. Signed-off-by: Milton Miller <miltonm@bga.com> Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/sysdev')
-rw-r--r--arch/powerpc/sysdev/dart_iommu.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index 17cf15e..8e9e06a 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -312,17 +312,10 @@ static void pci_dma_dev_setup_dart(struct pci_dev *dev)
static void pci_dma_bus_setup_dart(struct pci_bus *bus)
{
- struct device_node *dn;
-
if (!iommu_table_dart_inited) {
iommu_table_dart_inited = 1;
iommu_table_dart_setup();
}
-
- dn = pci_bus_to_OF_node(bus);
-
- if (dn)
- PCI_DN(dn)->iommu_table = &iommu_table_dart;
}
static bool dart_device_on_pcie(struct device *dev)
@@ -373,7 +366,7 @@ void __init iommu_init_early_dart(void)
if (dn == NULL) {
dn = of_find_compatible_node(NULL, "dart", "u4-dart");
if (dn == NULL)
- goto bail;
+ return; /* use default direct_dma_ops */
dart_is_u4 = 1;
}