powerpc: Drop archdata numa_node

Use the struct device's numa_node instead; use accessor functions
to get/set numa_node.

Signed-off-by: Becky Bruce <becky.bruce@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

8 files changed, 10 insertions, 16 deletions

diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h
index 228ab2a315b9..dfd504caccc1 100644
--- a/arch/powerpc/include/asm/device.h
+++ b/arch/powerpc/include/asm/device.h
@@ -16,9 +16,6 @@ struct dev_archdata {
         /* DMA operations on that device */
         struct dma_mapping_ops  *dma_ops;
         void                    *dma_data;
-
-        /* NUMA node if applicable */
-        int                     numa_node;
 };
 
 #endif /* _ASM_POWERPC_DEVICE_H */
diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c
index 01091f1d508c..49248f89ce23 100644
--- a/arch/powerpc/kernel/dma-iommu.c
+++ b/arch/powerpc/kernel/dma-iommu.c
@@ -20,7 +20,7 @@ static void *dma_iommu_alloc_coherent(struct device *dev, size_t size,
 {
         return iommu_alloc_coherent(dev, dev->archdata.dma_data, size,
                                     dma_handle, device_to_mask(dev), flag,
-                                    dev->archdata.numa_node);
+                                    dev_to_node(dev));
 }
 
 static void dma_iommu_free_coherent(struct device *dev, size_t size,
diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c
index 44e3486419e1..124f86743bde 100644
--- a/arch/powerpc/kernel/dma.c
+++ b/arch/powerpc/kernel/dma.c
@@ -29,7 +29,7 @@ static void *dma_direct_alloc_coherent(struct device *dev, size_t size,
 {
         struct page *page;
         void *ret;
-        int node = dev->archdata.numa_node;
+        int node = dev_to_node(dev);
 
         page = alloc_pages_node(node, flag, get_order(size));
         if (page == NULL)
diff --git a/arch/powerpc/kernel/of_device.c b/arch/powerpc/kernel/of_device.c
index e9be908f199b..93ae5b169f41 100644
--- a/arch/powerpc/kernel/of_device.c
+++ b/arch/powerpc/kernel/of_device.c
@@ -78,7 +78,7 @@ struct of_device *of_device_alloc(struct device_node *np,
         dev->dev.parent = parent;
         dev->dev.release = of_release_dev;
         dev->dev.archdata.of_node = np;
-        dev->dev.archdata.numa_node = of_node_to_nid(np);
+        set_dev_node(&dev->dev, of_node_to_nid(np));
 
         if (bus_id)
                 strlcpy(dev->dev.bus_id, bus_id, BUS_ID_SIZE);
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 30eedfc5a566..1f75bf03446f 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -558,11 +558,8 @@ void __devinit pcibios_setup_new_device(struct pci_dev *dev)
             sd->of_node ? sd->of_node->full_name : "<none>");
 
         sd->dma_ops = pci_dma_ops;
-#ifdef CONFIG_NUMA
-        sd->numa_node = pcibus_to_node(dev->bus);
-#else
-        sd->numa_node = -1;
-#endif
+        set_dev_node(&dev->dev, pcibus_to_node(dev->bus));
+
         if (ppc_md.pci_dma_dev_setup)
                 ppc_md.pci_dma_dev_setup(dev);
 }
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index 2750fbab1975..434c92a85c03 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -1232,7 +1232,7 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
         else
                 viodev->dev.archdata.dma_ops = &dma_iommu_ops;
         viodev->dev.archdata.dma_data = vio_build_iommu_table(viodev);
-        viodev->dev.archdata.numa_node = of_node_to_nid(of_node);
+        set_dev_node(&viodev->dev, of_node_to_nid(of_node));
 
         /* init generic 'struct device' fields: */
         viodev->dev.parent = &vio_bus_device.dev;
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index e06420af5fe9..ef92e7146215 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -556,11 +556,11 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev)
          * node's iommu. We -might- do something smarter later though it may
          * never be necessary
          */
-        iommu = cell_iommu_for_node(archdata->numa_node);
+        iommu = cell_iommu_for_node(dev_to_node(dev));
         if (iommu == NULL || list_empty(&iommu->windows)) {
                 printk(KERN_ERR "iommu: missing iommu for %s (node %d)\n",
                        archdata->of_node ? archdata->of_node->full_name : "?",
-                       archdata->numa_node);
+                       dev_to_node(dev));
                 return NULL;
         }
         window = list_entry(iommu->windows.next, struct iommu_window, list);
@@ -577,7 +577,7 @@ static void *dma_fixed_alloc_coherent(struct device *dev, size_t size,
                 return iommu_alloc_coherent(dev, cell_get_iommu_table(dev),
                                             size, dma_handle,
                                             device_to_mask(dev), flag,
-                                            dev->archdata.numa_node);
+                                            dev_to_node(dev));
         else
                 return dma_direct_ops.alloc_coherent(dev, size, dma_handle,
                                                      flag);
diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c
index 280ee88cb0b0..a789bf58ca8b 100644
--- a/arch/powerpc/platforms/ps3/system-bus.c
+++ b/arch/powerpc/platforms/ps3/system-bus.c
@@ -762,7 +762,7 @@ int ps3_system_bus_device_register(struct ps3_system_bus_device *dev)
         };
 
         dev->core.archdata.of_node = NULL;
-        dev->core.archdata.numa_node = 0;
+        set_dev_node(&dev->core, 0);
 
         pr_debug("%s:%d add %s\n", __func__, __LINE__, dev->core.bus_id);