[POWERPC] Constify & voidify get_property()

[linux-2.6-omap-h63xx.git] / arch / powerpc / kernel / pci_64.c

diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 1d85fcba51e4d13988441c2fea073fe12c0dff31..e795a7e2a38e48c58e26c15ac35c6553ea26c7a9 100644 (file)
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -246,10 +246,10 @@ static void __init pcibios_claim_of_setup(void)
 #ifdef CONFIG_PPC_MULTIPLATFORM
 static u32 get_int_prop(struct device_node *np, const char *name, u32 def)
 {
-       u32 *prop;
+       const u32 *prop;
        int len;
 
-       prop = (u32 *) get_property(np, name, &len);
+       prop = get_property(np, name, &len);
        if (prop && len >= 4)
                return *prop;
        return def;
@@ -278,10 +278,11 @@ static void pci_parse_of_addrs(struct device_node *node, struct pci_dev *dev)
        u64 base, size;
        unsigned int flags;
        struct resource *res;
-       u32 *addrs, i;
+       const u32 *addrs;
+       u32 i;
        int proplen;
 
-       addrs = (u32 *) get_property(node, "assigned-addresses", &proplen);
+       addrs = get_property(node, "assigned-addresses", &proplen);
        if (!addrs)
                return;
        DBG("    parse addresses (%d bytes) @ %p\n", proplen, addrs);
@@ -381,7 +382,7 @@ void __devinit of_scan_bus(struct device_node *node,
                                  struct pci_bus *bus)
 {
        struct device_node *child = NULL;
-       u32 *reg;
+       const u32 *reg;
        int reglen, devfn;
        struct pci_dev *dev;
 
@@ -389,7 +390,7 @@ void __devinit of_scan_bus(struct device_node *node,
 
        while ((child = of_get_next_child(node, child)) != NULL) {
                DBG("  * %s\n", child->full_name);
-               reg = (u32 *) get_property(child, "reg", &reglen);
+               reg = get_property(child, "reg", &reglen);
                if (reg == NULL || reglen < 20)
                        continue;
                devfn = (reg[0] >> 8) & 0xff;
@@ -413,7 +414,7 @@ void __devinit of_scan_pci_bridge(struct device_node *node,
                                struct pci_dev *dev)
 {
        struct pci_bus *bus;
-       u32 *busrange, *ranges;
+       const u32 *busrange, *ranges;
        int len, i, mode;
        struct resource *res;
        unsigned int flags;
@@ -422,13 +423,13 @@ void __devinit of_scan_pci_bridge(struct device_node *node,
        DBG("of_scan_pci_bridge(%s)\n", node->full_name);
 
        /* parse bus-range property */
-       busrange = (u32 *) get_property(node, "bus-range", &len);
+       busrange = get_property(node, "bus-range", &len);
        if (busrange == NULL || len != 8) {
                printk(KERN_DEBUG "Can't get bus-range for PCI-PCI bridge %s\n",
                       node->full_name);
                return;
        }
-       ranges = (u32 *) get_property(node, "ranges", &len);
+       ranges = get_property(node, "ranges", &len);
        if (ranges == NULL) {
                printk(KERN_DEBUG "Can't get ranges for PCI-PCI bridge %s\n",
                       node->full_name);
@@ -892,13 +893,13 @@ static void __devinit pci_process_ISA_OF_ranges(struct device_node *isa_node,
                unsigned int size;
        };
 
-       struct isa_range *range;
+       const struct isa_range *range;
        unsigned long pci_addr;
        unsigned int isa_addr;
        unsigned int size;
        int rlen = 0;
 
-       range = (struct isa_range *) get_property(isa_node, "ranges", &rlen);
+       range = get_property(isa_node, "ranges", &rlen);
        if (range == NULL || (rlen < sizeof(struct isa_range))) {
                printk(KERN_ERR "no ISA ranges or unexpected isa range size,"
                       "mapping 64k\n");
@@ -939,7 +940,8 @@ static void __devinit pci_process_ISA_OF_ranges(struct device_node *isa_node,
 void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
                                            struct device_node *dev, int prim)
 {
-       unsigned int *ranges, pci_space;
+       const unsigned int *ranges;
+       unsigned int pci_space;
        unsigned long size;
        int rlen = 0;
        int memno = 0;
@@ -957,7 +959,7 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
         *                      (size depending on dev->n_addr_cells)
         *   cells 4+5 or 5+6:  the size of the range
         */
-       ranges = (unsigned int *) get_property(dev, "ranges", &rlen);
+       ranges = get_property(dev, "ranges", &rlen);
        if (ranges == NULL)
                return;
        hose->io_base_phys = 0;