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Diffstat (limited to 'arch/powerpc/sysdev/dart_iommu.c')
-rw-r--r--arch/powerpc/sysdev/dart_iommu.c34
1 files changed, 9 insertions, 25 deletions
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index 572b7846cc7..1488535b0e1 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -48,9 +48,6 @@
#include "dart.h"
-extern int iommu_is_off;
-extern int iommu_force_on;
-
/* Physical base address and size of the DART table */
unsigned long dart_tablebase; /* exported to htab_initialize */
static unsigned long dart_tablesize;
@@ -289,24 +286,15 @@ static void iommu_table_dart_setup(void)
set_bit(iommu_table_dart.it_size - 1, iommu_table_dart.it_map);
}
-static void iommu_dev_setup_dart(struct pci_dev *dev)
+static void pci_dma_dev_setup_dart(struct pci_dev *dev)
{
- struct device_node *dn;
-
/* We only have one iommu table on the mac for now, which makes
* things simple. Setup all PCI devices to point to this table
- *
- * We must use pci_device_to_OF_node() to make sure that
- * we get the real "final" pointer to the device in the
- * pci_dev sysdata and not the temporary PHB one
*/
- dn = pci_device_to_OF_node(dev);
-
- if (dn)
- PCI_DN(dn)->iommu_table = &iommu_table_dart;
+ dev->dev.archdata.dma_data = &iommu_table_dart;
}
-static void iommu_bus_setup_dart(struct pci_bus *bus)
+static void pci_dma_bus_setup_dart(struct pci_bus *bus)
{
struct device_node *dn;
@@ -321,9 +309,6 @@ static void iommu_bus_setup_dart(struct pci_bus *bus)
PCI_DN(dn)->iommu_table = &iommu_table_dart;
}
-static void iommu_dev_setup_null(struct pci_dev *dev) { }
-static void iommu_bus_setup_null(struct pci_bus *bus) { }
-
void iommu_init_early_dart(void)
{
struct device_node *dn;
@@ -344,22 +329,21 @@ void iommu_init_early_dart(void)
/* Initialize the DART HW */
if (dart_init(dn) == 0) {
- ppc_md.iommu_dev_setup = iommu_dev_setup_dart;
- ppc_md.iommu_bus_setup = iommu_bus_setup_dart;
+ ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_dart;
+ ppc_md.pci_dma_bus_setup = pci_dma_bus_setup_dart;
/* Setup pci_dma ops */
- pci_iommu_init();
-
+ pci_dma_ops = &dma_iommu_ops;
return;
}
bail:
/* If init failed, use direct iommu and null setup functions */
- ppc_md.iommu_dev_setup = iommu_dev_setup_null;
- ppc_md.iommu_bus_setup = iommu_bus_setup_null;
+ ppc_md.pci_dma_dev_setup = NULL;
+ ppc_md.pci_dma_bus_setup = NULL;
/* Setup pci_dma ops */
- pci_direct_iommu_init();
+ pci_dma_ops = &dma_direct_ops;
}