powerpc/powernv: Rename M64 related functions

This renames those functions picking PE number based on consumed
M64 segments, mapping M64 segments to PEs as those functions are
going to be shared by IODA1/IODA2 in next patch. No logical changes
introduced.
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/platforms/powernv/pci-ioda.c

@@ -219,7 +219,7 @@ static int pnv_ioda2_init_m64(struct pnv_phb *phb)
 	return -EIO;
 }
 
-static void pnv_ioda2_reserve_dev_m64_pe(struct pci_dev *pdev,
+static void pnv_ioda_reserve_dev_m64_pe(struct pci_dev *pdev,
 					 unsigned long *pe_bitmap)
 {
 	struct pci_controller *hose = pci_bus_to_host(pdev->bus);
@@ -246,22 +246,22 @@ static void pnv_ioda2_reserve_dev_m64_pe(struct pci_dev *pdev,
 	}
 }
 
-static void pnv_ioda2_reserve_m64_pe(struct pci_bus *bus,
-				     unsigned long *pe_bitmap,
-				     bool all)
+static void pnv_ioda_reserve_m64_pe(struct pci_bus *bus,
+				    unsigned long *pe_bitmap,
+				    bool all)
 {
 	struct pci_dev *pdev;
 
 	list_for_each_entry(pdev, &bus->devices, bus_list) {
-		pnv_ioda2_reserve_dev_m64_pe(pdev, pe_bitmap);
+		pnv_ioda_reserve_dev_m64_pe(pdev, pe_bitmap);
 
 		if (all && pdev->subordinate)
-			pnv_ioda2_reserve_m64_pe(pdev->subordinate,
-						 pe_bitmap, all);
+			pnv_ioda_reserve_m64_pe(pdev->subordinate,
+						pe_bitmap, all);
 	}
 }
 
-static unsigned int pnv_ioda2_pick_m64_pe(struct pci_bus *bus, bool all)
+static unsigned int pnv_ioda_pick_m64_pe(struct pci_bus *bus, bool all)
 {
 	struct pci_controller *hose = pci_bus_to_host(bus);
 	struct pnv_phb *phb = hose->private_data;
@@ -283,7 +283,7 @@ static unsigned int pnv_ioda2_pick_m64_pe(struct pci_bus *bus, bool all)
 	}
 
 	/* Figure out reserved PE numbers by the PE */
-	pnv_ioda2_reserve_m64_pe(bus, pe_alloc, all);
+	pnv_ioda_reserve_m64_pe(bus, pe_alloc, all);
 
 	/*
 	 * the current bus might not own M64 window and that's all
@@ -365,8 +365,8 @@ static void __init pnv_ioda_parse_m64_window(struct pnv_phb *phb)
 	/* Use last M64 BAR to cover M64 window */
 	phb->ioda.m64_bar_idx = 15;
 	phb->init_m64 = pnv_ioda2_init_m64;
-	phb->reserve_m64_pe = pnv_ioda2_reserve_m64_pe;
-	phb->pick_m64_pe = pnv_ioda2_pick_m64_pe;
+	phb->reserve_m64_pe = pnv_ioda_reserve_m64_pe;
+	phb->pick_m64_pe = pnv_ioda_pick_m64_pe;
 }
 
 static void pnv_ioda_freeze_pe(struct pnv_phb *phb, int pe_no)