powerpc: remove ISERIES_[SUB]BUS macros

This allows us to simplify a couple of things.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

arch/powerpc/platforms/iseries/iommu.c

@@ -31,10 +31,9 @@
 #include <asm/tce.h>
 #include <asm/machdep.h>
 #include <asm/abs_addr.h>
+#include <asm/pci-bridge.h>
 #include <asm/iSeries/HvCallXm.h>
 
-#include "pci.h"
-
 extern struct list_head iSeries_Global_Device_List;
 
 
@@ -114,7 +113,7 @@ static struct iommu_table *iommu_table_find(struct iommu_table * tbl)
  * 2. TCE table per Bus.
  * 3. TCE Table per IOA.
  */
-static void iommu_table_getparms(struct device_node *dn,
+static void iommu_table_getparms(struct pci_dn *pdn,
 				 struct iommu_table* tbl)
 {
 	struct iommu_table_cb *parms;
@@ -125,8 +124,8 @@ static void iommu_table_getparms(struct device_node *dn,
 
 	memset(parms, 0, sizeof(*parms));
 
-	parms->itc_busno = ISERIES_BUS(dn);
-	parms->itc_slotno = PCI_DN(dn)->LogicalSlot;
+	parms->itc_busno = pdn->DsaAddr.Dsa.busNumber;
+	parms->itc_slotno = pdn->LogicalSlot;
 	parms->itc_virtbus = 0;
 
 	HvCallXm_getTceTableParms(iseries_hv_addr(parms));
@@ -153,7 +152,7 @@ void iommu_devnode_init_iSeries(struct device_node *dn)
 
 	tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
 
-	iommu_table_getparms(dn, tbl);
+	iommu_table_getparms(pdn, tbl);
 
 	/* Look for existing tce table */
 	pdn->iommu_table = iommu_table_find(tbl);

arch/powerpc/platforms/iseries/pci.h

@@ -30,17 +30,8 @@
  * End Change Activity
  */
 
-#include <asm/pci-bridge.h>
-
 struct pci_dev;				/* For Forward Reference */
 
-/*
- * Gets iSeries Bus, SubBus, DevFn using device_node structure
- */
-
-#define ISERIES_BUS(DevPtr)	PCI_DN(DevPtr)->DsaAddr.Dsa.busNumber
-#define ISERIES_SUBBUS(DevPtr)	PCI_DN(DevPtr)->DsaAddr.Dsa.subBusNumber
-
 /*
  * Decodes Linux DevFn to iSeries DevFn, bridge device, or function.
  * For Linux, see PCI_SLOT and PCI_FUNC in include/linux/pci.h

arch/powerpc/platforms/iseries/vpdinfo.c

@@ -31,6 +31,7 @@
 #include <asm/types.h>
 #include <asm/resource.h>
 #include <asm/abs_addr.h>
+#include <asm/pci-bridge.h>
 #include <asm/iSeries/HvCallPci.h>
 #include <asm/iSeries/HvTypes.h>
 
@@ -243,6 +244,7 @@ out_free:
 void __init iSeries_Device_Information(struct pci_dev *PciDev, int count)
 {
 	struct device_node *DevNode = PciDev->sysdata;
+	struct pci_dn *pdn;
 	u16 bus;
 	u8 frame;
 	char card[4];
@@ -255,8 +257,9 @@ void __init iSeries_Device_Information(struct pci_dev *PciDev, int count)
 		return;
 	}
 
-	bus = ISERIES_BUS(DevNode);
-	subbus = ISERIES_SUBBUS(DevNode);
+	pdn = PCI_DN(DevNode);
+	bus = pdn->DsaAddr.Dsa.busNumber;
+	subbus = pdn->DsaAddr.Dsa.subBusNumber;
 	agent = ISERIES_PCI_AGENTID(ISERIES_GET_DEVICE_FROM_SUBBUS(subbus),
 			ISERIES_GET_FUNCTION_FROM_SUBBUS(subbus));
 	iSeries_Get_Location_Code(bus, agent, &frame, card);